CVE-2026-12771

Description

A vulnerability was identified in BerriAI litellm up to 1.82.2. This affects an unknown function of the file litellm/proxy/auth/user_api_key_auth.py of the component M2M JWT Handler. Such manipulation leads to improper authorization. The attack can be launched remotely. A high complexity level is associated with this attack. The exploitability is reported as difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

Weakness classification

• cna@vuldb.com: CWE-266

Primary references

• cna@vuldb.com — Exploit, Third Party Advisory
• cna@vuldb.com — Third Party Advisory, VDB Entry
• cna@vuldb.com — Third Party Advisory, Exploit, VDB Entry
• cna@vuldb.com — Third Party Advisory, VDB Entry
• cna@vuldb.com — Permissions Required, VDB Entry