VULNERABILITY INTELLIGENCE

CVE-2025-6853

CVSS score6.3 MEDIUM
EPSS probability0.58%
CISA KEVNot currently listed
Published2025-06-29
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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.

Weakness classification

  • cna@vuldb.com: CWE-22

Primary references