MEDIUM5.5
PYSEC-2026-1512
Langchain-Chatchat vulnerable to path traversal
Details
A vulnerability, which was classified as critical, has been found in chatchat-space Langchain-Chatchat up to 0.3.1. This issue affects some unknown processing of the file /v1/file. The manipulation of the argument flag leads to path traversal. The exploit has been disclosed to the public and may be used.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI/langchain-chatchat
Introduced in:
0No fixed version published yet for langchain-chatchat (pip). Pin to a known-safe version or switch to an alternative.
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-6855[ADVISORY]
- https://github.com/chatchat-space/Langchain-Chatchat/issues/5354[WEB]
- https://github.com/chatchat-space/Langchain-Chatchat[PACKAGE]
- https://vuldb.com/?ctiid.314327[WEB]
- https://vuldb.com/?id.314327[WEB]
- https://vuldb.com/?submit.601162[WEB]
- https://pypi.org/project/langchain-chatchat[PACKAGE]
- https://github.com/advisories/GHSA-f823-phmg-x5fr[ADVISORY]