CVE-2025-6854

Public Exploit

chatchat-space Langchain-Chatchat files path traversal

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.

References

Link	Tags
https://vuldb.com/?id.314326	vdb entry
https://vuldb.com/?ctiid.314326	signature permissions required
https://vuldb.com/?submit.601161	third party advisory
https://github.com/chatchat-space/Langchain-Chatchat/issues/5353	exploit issue tracking

Frequently Asked Questions

What is the severity of CVE-2025-6854?: CVE-2025-6854 has been scored as a medium severity vulnerability.
How to fix CVE-2025-6854?: To fix CVE-2025-6854, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-6854 being actively exploited in the wild?: It is possible that CVE-2025-6854 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6854?: CVE-2025-6854 affects chatchat-space Langchain-Chatchat.

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Description

Category

CWE-22 – Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

Frequently Asked Questions