CVE-2026-71325

A flaw was found in Traefik. This flaw allows a tenant, even when restricted by Role-Based Access Control RBAC to a single namespace, to bypass namespace isolation. By binding their own router to a TraefikService in another namespace, an attacker can expose or reroute that namespace's backend...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the nameAndService resolver in pkg/provider/kubernetes/crd/kuberneteshttp.go. An attacker can bind an IngressRoute in their own namespace to another namespace's TraefikService by supplying a @kubernetescrd...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the nameAndService resolver in pkg/provider/kubernetes/crd/kuberneteshttp.go. An attacker can bind an IngressRoute in their own namespace to another namespace's TraefikService by supplying a @kubernetescrd...

GHSA-6P68-W45G-48J7 Traefik has a possible vulnerability with its path matchers

Impact There is a potential vulnerability in Traefik managing the requests using a PathPrefix, Path or PathRegex matcher. When Traefik is configured to route the requests to a backend using a matcher based on the path, if the URL contains a /../ in its path, it’s possible to target a backend,...