Path Traversal in Traefik

CVE-2026-65600

Traefik versions <= v2.11.51, >= v3.6.0 <= v3.6.22, and >= v3.7.0 <= v3.7.6 contain an authentication bypass via path traversal in the ReplacePathRegex middleware. When ReplacePathRegex is configured with a regex that captures user-control…

Vulnerability class: Path Traversal (Directory Traversal)

Affected products

  • Traefik — versions 0, 2.11.52, 3.6.0

Weakness classification (CWE)

References