{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/oauth2-proxy/oauth2-proxy","cve_ids":["CVE-2025-54576"],"ecosystem":"Go","epss":0.012,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-7rh7-c77v-6434","id":"tcs_01M5KG9KF39XXZGR80WHJKCDX2","modified_at":"2026-02-04T03:37:20.345640Z","published_at":"2025-08-11T17:24:51Z","references":["https://osv.dev/vulnerability/GO-2025-3833","https://github.com/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-7rh7-c77v-6434","https://nvd.nist.gov/vuln/detail/CVE-2025-54576","https://github.com/oauth2-proxy/oauth2-proxy/commit/9ffafad4b2d2f9f7668e5504565f356a7c047b77","https://github.com/oauth2-proxy/oauth2-proxy/blob/f4b33b64bd66ad28e9b0d63bea51837b83c00ca1/oauthproxy.go#L582-L584","https://github.com/oauth2-proxy/oauth2-proxy/blob/f4b33b64bd66ad28e9b0d63bea51837b83c00ca1/pkg/requests/util/util.go#L37-L44","https://github.com/oauth2-proxy/oauth2-proxy/releases/tag/v7.11.0","https://oauth2-proxy.github.io/oauth2-proxy/configuration/overview/#proxy-options"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GO-2025-3833","url":"https://osv.dev/vulnerability/GO-2025-3833"},{"source":"nvd","source_id":"CVE-2025-54576","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54576"}],"summary":"OAuth2-Proxy has authentication bypass in oauth2-proxy skip_auth_routes due to Query Parameter inclusion in github.com/oauth2-proxy/oauth2-proxy"}