What’s Vulnerable › Vulnerabilities

CVE-2024-11173: Unhandled Exception in danny-avila/librechat

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-03-20 · updated 2026-06-17
• Weakness: CWE-248

Description

An unhandled exception in the danny-avila/librechat repository, version git 600d217, can cause the server to crash, leading to a full denial of service. This issue occurs when certain API endpoints receive malformed input, resulting in an uncaught exception. Although a valid JWT is required to exploit this vulnerability, LibreChat allows open registration, enabling unauthenticated attackers to create an account and perform the attack. The issue is fixed in version 0.7.6.

Affected products

• danny-avila LibreChat: before 0.7.6 — fixed in 0.7.6

How to fix

Upgrade to a fixed version: danny-avila LibreChat 0.7.6. Check the vendor advisory for mitigations.

References

• https://github.com/danny-avila/librechat/commit/95a212534f1c5991bd1231a34ac3668b4b592cc3
• https://huntr.com/bounties/4cebf926-c17f-4836-868b-e1de86221cec

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