Vulnerability Details CVE-2026-114635
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 9.1%
CVSS Severity
CVSS v3 Score 8.7