GitHub Advisoryadvisory · PyPI

GHSA-qmgv-j263-qr33 Langchain-Chatchat has a Path Traversal vulnerability

LOW Published 2025-06-29 Modified 2025-09-16 Official page ↗
Aliases
CVE-2025-6853
Ecosystem
PyPI
Packages
langchain-chatchat
Severity
Low
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Weaknesses
CWE-22
Reviewed
2025-09-16

Affected packages

• PyPI langchain-chatchat: <= 0.3.1.3 (no fix yet)

Description

A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This affects the function upload_temp_docs of the file /knowledge_base/upload_temp_docs of the component Backend. The manipulation of the argument flag leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Related

Alias · CVE (1)

  • CVE-2025-6853 A vulnerability classified as critical has been found in chatchat-space Langchain-Chatchat up to 0.3.1. vulnerability

Weakness · CWE (1)

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness

References