Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2026-7844— chatchat-space Langchain-Chatchat Compatible File Service openai_routes.py delete_file missing authentication

CVSS 6.3 · Medium EPSS 0.03% · P9
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-7844

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
chatchat-space Langchain-Chatchat Compatible File Service openai_routes.py delete_file missing authentication
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in chatchat-space Langchain-Chatchat up to 0.3.1.3. This vulnerability affects the function files/list_files/retrieve_file/retrieve_file_content/delete_file of the file libs/chatchat-server/chatchat/server/api_server/openai_routes.py of the component Compatible File Service. The manipulation results in missing authentication. The attacker must have access to the local network to execute the attack. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
LangChain-Chatchat 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LangChain-Chatchat是Chatchat-Space开源的一个基于LangChain框架开发的聊天机器人软件。 Langchain-Chatchat 0.3.1.3及之前版本存在授权问题漏洞，该漏洞源于Compatible File Service组件中文件libs/chatchat-server/chatchat/server/api_server/openai_routes.py的函数files/list_files/retrieve_file/retrieve_file_content
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
chatchat-spaceLangchain-Chatchat 0.3.1.0 -

II. Public POCs for CVE-2026-7844

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-7844

请登录查看更多情报信息。

Same Patch Batch · chatchat-space · 2026-05-05 · 4 CVEs total

CVE-2026-78462.6 LOWchatchat-space Langchain-Chatchat OpenAI-Compatible File Upload API openai_routes.py files
CVE-2026-78452.6 LOWchatchat-space Langchain-Chatchat Vision Chat Paste Image dialogue.py PIL.Image.tobytes we
CVE-2026-78472.6 LOWchatchat-space Langchain-Chatchat Uploaded File openai_routes.py _get_file_id random value

IV. Related Vulnerabilities

Same product: Langchain-Chatchat
Same vendor: chatchat-space
Same weakness: CWE-306

V. Comments for CVE-2026-7844

No comments yet

Leave a comment