{"id":"CVE-2026-92787","title":"Feast through 0.66.0 fails to verify JWT token signatures before establishing user identity, allowing attackers to bypass all role-based access control by presenting an unverified token with a hardcoded claim value","summary":"Feast through 0.66.0 fails to verify JWT token signatures before establishing user identity, allowing attackers to bypass all role-based access control by presenting an unverified token with a hardcoded claim value. Attackers can obtain …","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-798"],"vendor":"feast-dev","product":"feast","affected":["feast <= 0.66.0"],"published":"2026-09-16","updated":"2026-09-19","sourceUpdated":"2026-09-19T02:16:54.547","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92787","references":[{"url":"https://github.com/feast-dev/feast","label":"disclosure@vulncheck.com"},{"url":"https://github.com/feast-dev/feast/blob/f296d4b/infra/charts/feast-feature-server/templates/deployment.yaml#L46-L47","label":"disclosure@vulncheck.com"},{"url":"https://github.com/feast-dev/feast/blob/f296d4b/sdk/python/feast/permissions/auth/oidc_token_parser.py#L152-L156","label":"disclosure@vulncheck.com"},{"url":"https://github.com/feast-dev/feast/blob/v0.66.0/sdk/python/feast/permissions/security_manager.py#L248-L264","label":"disclosure@vulncheck.com"},{"url":"https://github.com/feast-dev/feast/issues/6785","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/feast-through-0.66.0-authentication-bypass-via-unverified-token","label":"disclosure@vulncheck.com"},{"url":"https://github.com/feast-dev/feast/issues/6785","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-19T01:41:54.533158Z"},"epss":0.00375,"epssPercentile":0.31373,"ingestedAt":"2026-09-16T21:05:36.888Z","slug":"CVE-2026-92787","body":"## Overview\n\nFeast through 0.66.0 fails to verify JWT token signatures before establishing user identity, allowing attackers to bypass all role-based access control by presenting an unverified token with a hardcoded claim value. Attackers can obtain trusted internal identity and gain unchecked read and write access to all entities, feature views, data sources, and permission policies on the server.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":66,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":207560,"id":"CVE-2026-92787","ts":1789782988649,"field":"exploit_available","old":"false","new":"true"}]}