CVE-2025-6854— chatchat-space Langchain-Chatchat files path traversal
Quick assessment
Affected
chatchat-space Langchain-Chatchat
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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及之前版本存在路径遍历漏洞，该漏洞源于对文件/v1/files?purpose=assistants的错误操作导致路径遍历。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2025-6854
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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 files path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as problematic was found in chatchat-space Langchain-Chatchat up to 0.3.1. This vulnerability affects unknown code of the file /v1/files?purpose=assistants. The manipulation leads to path traversal. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Langchain-Chatchat 路径遍历漏洞
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及之前版本存在路径遍历漏洞，该漏洞源于对文件/v1/files?purpose=assistants的错误操作导致路径遍历。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| chatchat-space | Langchain-Chatchat | 0.3.0 | - |
|
II. Public POCs for CVE-2025-6854
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-6854
请登录查看更多情报信息。
Same Patch Batch · chatchat-space · 2025-06-29 · 3 CVEs total
| CVE-2025-6853 | 6.3 MEDIUM | chatchat-space Langchain-Chatchat Backend upload_temp_docs path traversal |
| CVE-2025-6855 | 5.5 MEDIUM | chatchat-space Langchain-Chatchat file path traversal |
IV. Related Vulnerabilities
Same product: Langchain-Chatchat
-
CVE-2026-7847
chatchat-space Langchain-Chatchat Uploaded File openai_route -
CVE-2026-7846
chatchat-space Langchain-Chatchat OpenAI-Compatible File Upl -
CVE-2026-7845
chatchat-space Langchain-Chatchat Vision Chat Paste Image di -
CVE-2026-7844
chatchat-space Langchain-Chatchat Compatible File Service op -
CVE-2025-6855
chatchat-space Langchain-Chatchat file path traversal
Same vendor: chatchat-space
-
CVE-2026-7847
chatchat-space Langchain-Chatchat Uploaded File openai_route -
CVE-2026-7846
chatchat-space Langchain-Chatchat OpenAI-Compatible File Upl -
CVE-2026-7845
chatchat-space Langchain-Chatchat Vision Chat Paste Image di -
CVE-2026-7844
chatchat-space Langchain-Chatchat Compatible File Service op -
CVE-2025-6855
chatchat-space Langchain-Chatchat file path traversal
Same weakness: CWE-22
-
CVE-2026-107377
datamodel-code-generator: Protobuf weak-import path traversa -
CVE-2026-19585
Go-getter vulnerable to a path traversal in S3/GCS directory -
CVE-2026-102783
Joomla Extension - balbooa.com - Path Traversal in image pre -
CVE-2026-107466
Flatpak-builder: local file exfiltration via `file -
CVE-2026-85490
Brocade ASCG <3.5.0路径遍历漏洞致远程代码执行
V. Comments for CVE-2025-6854
No comments yet