Описание
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.
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.
Ссылки
- https://nvd.nist.gov/vuln/detail/CVE-2026-12773
- https://access.redhat.com/security/cve/CVE-2026-12773
- https://bugzilla.redhat.com/show_bug.cgi?id=2491112
- https://gist.github.com/YLChen-007/3cfaad10a69d7a15e4d4d458cb53309e
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-12773.json
- https://vuldb.com/cve/CVE-2026-12773
- https://vuldb.com/submit/811282
- https://vuldb.com/vuln/372515
- https://vuldb.com/vuln/372515/cti
EPSS
5.5 Medium
CVSS4
7.3 High
CVSS3
CVE ID
Дефекты
Связанные уязвимости
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.
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.
EPSS
5.5 Medium
CVSS4
7.3 High
CVSS3