Path Traversal in Chatchat-space Langchain-chatchat
CVE-2025-6854
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 ca…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.005 (66.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Chatchat-space Langchain-chatchat — versions 0.3.0, 0.3.1
Weakness classification (CWE)
References
- VDB-314326 | chatchat-space Langchain-Chatchat files path traversal (Third Party Advisory, VDB Entry, vdb-entry)
- VDB-314326 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #601161 | chatchat-space Langchain-Chatchat < v0.3.1 Path Traversal: '.../...//' (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, exploit, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-6854?
- CVE-2025-6854 is a medium-severity vulnerability in Chatchat-space Langchain-chatchat, classified under Path Traversal. CVSS score: 4.3/10. Published 2025-06-29.
- How severe is CVE-2025-6854?
- Medium severity. CVSS v3 base score is 4.3 out of 10.