Vulnerability · Published Jun 21, 2026 · Assigned by VulDB
CVE-2026-12799BerriAI litellm Incomplete Fix CVE-2025-0628 internal_user_endpoints.py ui_view_users improper authorization
Medium 4.3
In plain English
A medium-severity security flaw in litellm from BerriAI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Official description
A security vulnerability has been detected in BerriAI litellm up to 1.82.2. Affected by this issue is the function ui_view_users of the file litellm/proxy/management_endpoints/internal_user_endpoints.py of the component Incomplete Fix CVE-2025-0628. Such manipulation leads to improper authorization. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | litellm | no fix listed | GHSA-m2v5-74w2-qhcj |
| PyPI | litellm | no fix listed | PYSEC-2026-4072 |
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
References
- VDB-372561 | BerriAI litellm Incomplete Fix CVE-2025-0628 internal_user_endpoints.py ui_view_users improper authorization vdb-entry, technical-description
- VDB-372561 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-12799 | CVE Analysis and Report third-party-advisory
- Submit #811291 | litellm <= 1.82.2 Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) third-party-advisory
- https://gist.github.com/YLChen-007/3ace22e33e468d0166fe609c9fdf4184 exploit