CVE-2023-47633: Traefik

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

Traefik is an open source HTTP reverse proxy and load balancer. The traefik docker container uses 100% CPU when it serves as its own backend, which is an automatically generated route resulting from the Docker integration in the default configuration. This issue has been addressed in versions 2.10.6 and 3.0.0-beta5. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

• Traefik Traefik: up to and including 2.10.5; version 3.0.0 only

Published 2023-12-04. Last modified 2026-06-17.