Servers and applications
CVE-2026-112778
Traefik before 2.11.46, 3.x before 3.6.17, and 3.7.0 lack namespace validation for Ingress and Service annotations in the Kubernetes Ingress provider, allowing references to Middlewares, ServersTransports, and TLSOptions in other namespaces. Attackers able to create or update Ingress or Service resources in one namespace can set router.middlewares or service.serverstransport annotations to…
- Severity
- Medium 6.4
- Published
- 19 Oct 2026
- Last changed
- 23 Oct 2026
- Added to UpHeron
- 1 Nov 2026
- Fixed in
- 2.11.46, 3.6.16
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
TraefikServers and applications · cpe:a:traefik:traefik |
|