BerriAI litellm MCP Proxy user_api_key_auth_mcp.py UserAPIKeyAuth improper authentication
33Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 6.9epss 0.6%
probabilidade de exploração
0.6%top 54% das CVEs
exploração observada
nãonenhuma fonte reporta
1 exploit(s) público(s)
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Produtos afetados
BerriAI · litellmPoCs públicas encontradas — 1
cve_referencegist.github.com/YLChen-007/3cfaad10a69d7a15e4d4d458cb53309enão verificado⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
Referências
https://access.redhat.com/security/cve/CVE-2026-12773https://bugzilla.redhat.com/show_bug.cgi?id=2491112https://gist.github.com/YLChen-007/3cfaad10a69d7a15e4d4d458cb53309ehttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-12773.jsonhttps://vuldb.com/cve/CVE-2026-12773https://vuldb.com/submit/811282https://vuldb.com/vuln/372515https://vuldb.com/vuln/372515/cti