Traefik v2.11.40 ships with a CRITICAL security fix for CVE-2026-27141. Traefik is THE reverse proxy for self-hosted stacks and container orchestration. If you are running Traefik in your homelab or production, this is a patch-before-coffee update. Your reverse proxy is the gateway to everything behind it.

Source: https://github.com/traefik/traefik/releases