{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/oauth2-proxy/oauth2-proxy","cve_ids":["CVE-2026-34457"],"ecosystem":"Go","epss":0.00475,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-5hvv-m4w4-gf6v","id":"tcs_01M5KGJ653Y072JVCGWXKAD6S6","modified_at":"2026-06-25T18:56:29.674113323Z","published_at":"2026-06-25T18:26:48Z","references":["https://osv.dev/vulnerability/GO-2026-5147","https://github.com/oauth2-proxy/oauth2-proxy/security/advisories/GHSA-5hvv-m4w4-gf6v","https://nvd.nist.gov/vuln/detail/CVE-2026-34457","https://github.com/oauth2-proxy/oauth2-proxy/releases/tag/v7.15.2"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5147","url":"https://osv.dev/vulnerability/GO-2026-5147"}],"summary":"OAuth2 Proxy's Health Check User-Agent Matching Bypasses Authentication in auth_request Mode in github.com/oauth2-proxy/oauth2-proxy"}