MEDIUM6.1

PYSEC-2026-1394

FastChat open redirect vulnerability

Details

An open redirect vulnerability in lm-sys/fastchat Release v0.2.36 allows a remote unauthenticated attacker to redirect users to arbitrary websites via a specially crafted URL. This can be exploited for phishing attacks, malware distribution, and credential theft.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/fschat

Introduced in: 0

No fixed version published yet for fschat (pip). Pin to a known-safe version or switch to an alternative.

References

https://nvd.nist.gov/vuln/detail/CVE-2024-10908[ADVISORY]
https://github.com/lm-sys/FastChat[PACKAGE]
https://huntr.com/bounties/61f5e725-5579-4d08-8a88-e4ba04e6d1f2[WEB]
https://pypi.org/project/fschat[PACKAGE]
https://github.com/advisories/GHSA-77cj-rv5x-v6r2[ADVISORY]