Traefik: Authentication Bypass via Path Traversal in ReplacePathRegex Middleware
High-risk advisory
CVE-2026-65600
Summary
Traefik: Authentication Bypass via Path Traversal in ReplacePathRegex Middleware
Why it matters
GitHub has published a reviewed security advisory for github.com/traefik/traefik/v2. Prioritize it with other application dependency updates, especially because EPSS places it in the 49% percentile.
Operator check
Check whether github.com/traefik/traefik/v2 is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.7%; percentile: 49%.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.