---
id: CVE-2024-12376
aliases:
  - GHSA-g44m-hpf4-vmrp
  - PYSEC-2026-1396
title: FastChat Server-Side Request Forgery vulnerability
summary: FastChat Server-Side Request Forgery vulnerability
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
vendor: fschat
product: fschat
ecosystem: pip
affected:
  - fschat <= 0.2.36
published: '2025-03-20'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-g44m-hpf4-vmrp'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2024-12376'
  - url: 'https://github.com/lm-sys/FastChat'
  - url: 'https://huntr.com/bounties/c9cc3f28-ee9f-4d2d-9ee5-8c6455a11892'
tags:
  - osv
  - pip
epss: 0.00746
epssPercentile: 0.52799
ingestedAt: '2026-07-08T18:25:49.208Z'
---

## Overview

A Server-Side Request Forgery (SSRF) vulnerability was identified in the lm-sys/fastchat web server, specifically in the affected version git 2c68a13. This vulnerability allows an attacker to access internal server resources and data that are otherwise inaccessible, such as AWS metadata credentials.

## Affected packages

- `fschat <= 0.2.36`

## Remediation

Refer to the advisory for the patched release.