{"action":"Upgrade litellm to 1.84.0 or later.","affected":[{"fixed":"1.84.0","introduced":"0"}],"component":"litellm","cve_ids":["CVE-2026-12773"],"ecosystem":"PyPI","epss":0.01017,"exploited":false,"fixed_versions":["1.84.0"],"ghsa_id":"GHSA-4jcj-7x88-m979","id":"tcs_01M5KEYEH25FES648HRC09KQD8","modified_at":"2026-10-01T17:55:39.243118326Z","published_at":"2026-06-21T06:32:07Z","references":["https://osv.dev/vulnerability/GHSA-4jcj-7x88-m979","https://nvd.nist.gov/vuln/detail/CVE-2026-12773","https://github.com/BerriAI/litellm/commit/73869f0faf7d11ee21adcb5f91b8c33a340b6c2c","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://github.com/BerriAI/litellm","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"],"severity":{"label":"high","score":7.3},"sources":[{"source":"osv","source_id":"GHSA-4jcj-7x88-m979","url":"https://osv.dev/vulnerability/GHSA-4jcj-7x88-m979"}],"summary":"LiteLLM: MCP Proxy Has Improper Authentication"}