berriai/litellm · Security
LiteLLM: M2M JWT Handler Has Improper Authorization
- GHSA ID
- GHSA-qmf3-4767-5fg3
- CVE ID
- CVE-2026-12771
- Severity
- low
- Published
- Updated
- CVSS
- 5 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
- CVSS v3
- 5 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
- CVSS v4
- 1.3 · CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
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.
CWEs
- CWE-266 · Incorrect Privilege Assignment
- CWE-285 · Improper Authorization
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-12771 ↗
- https://gist.github.com/YLChen-007/70e4e106527f74ddf17953ff0f6c248d ↗
- https://vuldb.com/cve/CVE-2026-12771 ↗
- https://vuldb.com/submit/811280 ↗
- https://vuldb.com/vuln/372513 ↗
- https://vuldb.com/vuln/372513/cti ↗
- https://github.com/advisories/GHSA-qmf3-4767-5fg3 ↗