Kurz gesagt
- CVE-2026-12773 ist eine Schwachstelle (KRITISCH (CVSS 9.8)) in litellm, litellm (litellm).
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 1.0%, höher als bei 63.3% aller Schwachstellen.
- Abhilfe: auf 1.84.0, 1.59.9 oder neuer aktualisieren.
| Package | Affected versions | Patched versions |
|---|
| litellm PyPI | < 1.84.0
| 1.84.0
|
| litellm | < 1.59.9
| 1.59.9
|
Description
A weakness has been identified in BerriAI litellm up to 1.59.8. Affected is the function UserAPIKeyAuth of the file litellm/proxy/_experimental/mcp_server/auth/user_api_key_auth_mcp.py of the component MCP Proxy. Executing a manipulation can lead to improper authentication. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.
NVD description
A weakness has been identified in BerriAI litellm up to 1.59.8. Affected is the function UserAPIKeyAuth of the file litellm/proxy/_experimental/mcp_server/auth/user_api_key_auth_mcp.py of the component MCP Proxy. Executing a manipulation can lead to improper authentication. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.
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