{"action":"Upgrade github.com/oauth2-proxy/oauth2-proxy/v7 to 7.15.2 or later.","affected":[{"fixed":"7.15.2","introduced":"7.5.0"}],"component":"github.com/oauth2-proxy/oauth2-proxy/v7","cve_ids":["CVE-2026-40575","CVE-2026-76835"],"ecosystem":"Go","epss":0.00477,"exploited":false,"fixed_versions":["7.15.2"],"ghsa_id":"GHSA-7x63-xv5r-3p2x","id":"tcs_01M5KGJVPF159JAK7365TARB2N","modified_at":"2026-09-25T14:25:56.584542414Z","published_at":"2026-06-25T18:43:15Z","references":["https://osv.dev/vulnerability/GO-2026-5236","https://github.com/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-7x63-xv5r-3p2x","https://nvd.nist.gov/vuln/detail/CVE-2026-40575"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GO-2026-5236#Go/github.com/oauth2-proxy/oauth2-proxy/v7","url":"https://osv.dev/vulnerability/GO-2026-5236"},{"source":"nvd","source_id":"CVE-2026-40575","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40575"}],"summary":"OAuth2 Proxy has an Authentication Bypass via X-Forwarded-Uri Header Spoofing in github.com/oauth2-proxy/oauth2-proxy"}