{"id":"CVE-2026-114635","aliases":["GHSA-fh26-gfpp-7xxx"],"url":"https://o3.security/vulnerability/CVE-2026-114635","summary":"Traefik before v2.11.58 and v3.7.14 SNI Check Bypass via HTTP/2 Scheme","details":"Traefik before v2.11.58 and v3.7.14 contains an authentication bypass vulnerability in its SNI check, which is skipped when request TLS state is nil. Unauthenticated clients can send HTTP/2 requests with the :scheme http pseudo-header over TLS on Go 1.27 builds to reach routers requiring client certificates without presenting one.","published":"2026-10-22T01:43:36.508Z","modified":"2026-10-24T02:30:57.955621035Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/114xxx/CVE-2026-114635.json"},{"type":"ADVISORY","url":"https://github.com/traefik/traefik/security/advisories/GHSA-fh26-gfpp-7xxx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114635"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/traefik-before-2.11.58-and-3.7.14-sni-check-bypass-via-http-2-scheme"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T02:30:57.955621035Z"}}