Vulnerability · Published Mar 20, 2025 · Assigned by @huntr_ai

CVE-2024-10908Open Redirect in lm-sys/fastchat

Medium 6.1

In plain English

A medium-severity open redirect in lm-sys/fastchat from lm-sys. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.

Severity (CVSS 3.0)6.1Medium
Exploit odds (30 days)0.8%top 43.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling1Nuclei

Official description

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
PyPIfschatno fix listedGHSA-77cj-rv5x-v6r2
PyPIfschatno fix listedPYSEC-2026-1394

Affected products (as reported)

VendorProductVersions
lm-sys lm-sys/fastchat unspecified – through latest

Weakness: CWE-601 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References