SUSE CVE-2026-71325

Traefik is an open-source edge router that makes publishing services a fun and easy experience. Prior to 2.11.54, 3.6.25, and 3.7.10, cross-namespace @kubernetescrd references are not rejected for TraefikService backend references resolved by the service resolver. A tenant confined by RBAC to a...

CVE-2026-66782 Submariner-operator: operator clusterrole grants cluster-wide create/update on all configmaps

A flaw was found in the Submariner operator. This vulnerability allows for the exposure of a long-lived broker service account SA bearer token within the Submariner Custom Resource CR specification. An attacker with access to the cluster's etcd database or through kubectl get commands could obtai...

GO-2026-6203 Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef in github.com/traefik/traefik

Traefik: allowCrossNamespace=false bypass via @kubernetescrd TraefikService backendRef in github.com/traefik/traefik...

CVE-2026-16456 Odh-model-controller: odh-model-controller: cross-namespace secret read via nim account crd confused deputy

A flaw was found in the odh-model-controller. An authenticated user with permissions to create custom resources can exploit a vulnerability in the loadSecret function. This function improperly reads the Secret namespace from user-controlled input without validation. This allows an attacker to rea...

Traefik nameAndService() Unauthenticated Access Disclosure

The vulnerability of the nameAndService function in the pkg/provider/kubernetes/crd/kuberneteshttp.go file, which is part of the integration provider for Kubernetes’ CRD reverse proxy server Containous Traefik, is related to insufficient spatial partitioning. Exploiting this vulnerability could...

CVE-2026-71325

Traefik is an open-source edge router that makes publishing services a fun and easy experience. Prior to 2.11.54, 3.6.25, and 3.7.10, cross-namespace @kubernetescrd references are not rejected for TraefikService backend references resolved by the service resolver. A tenant confined by RBAC to a...

GHSA-62FC-8686-HFMQ Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef

Summary There is a medium severity vulnerability in Traefik's Kubernetes CRD provider. When providers.kubernetesCRD.allowCrossNamespace is disabled — the default — cross-namespace @kubernetescrd references are rejected for middlewares, TLS options and HTTP/TCP ServersTransports, but the same...

Traefik: `allowCrossNamespace=false` bypass via `@kubernetescrd` TraefikService backendRef

Summary There is a medium severity vulnerability in Traefik's Kubernetes CRD provider. When providers.kubernetesCRD.allowCrossNamespace is disabled — the default — cross-namespace @kubernetescrd references are rejected for middlewares, TLS options and HTTP/TCP ServersTransports, but the same...

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...

CVE-2026-71325

Traefik is an open-source edge router that makes publishing services a fun and easy experience. Prior to 2.11.54, 3.6.25, and 3.7.10, cross-namespace @kubernetescrd references are not rejected for TraefikService backend references resolved by the service resolver. A tenant confined by RBAC to a...

CVE-2026-71325

Traefik exposes a cross-namespace bypass for TraefikService backends via @kubernetescrd references. The CVE affects Traefik’s Kubernetes CRD service resolver: when the reference name contains an @kubernetescrd, the resolver’s guard for cross-namespace references is not enforced for TraefikService...

GHSA-42CJ-M3VJ-89WV Traefik CRD IngressRouteTCP ServersTransport Cross-Provider Namespace Bypass

Summary There is a medium-severity cross-provider reference vulnerability in Traefik's Kubernetes CRD provider. The crossProviderNamespaces allowlist is enforced for HTTP serversTransport references but was not enforced for IngressRouteTCP service serversTransport references. A low-privileged...

Traefik CRD IngressRouteTCP ServersTransport Cross-Provider Namespace Bypass

Summary There is a medium-severity cross-provider reference vulnerability in Traefik's Kubernetes CRD provider. The crossProviderNamespaces allowlist is enforced for HTTP serversTransport references but was not enforced for IngressRouteTCP service serversTransport references. A low-privileged...

CVE-2026-17617

IBM Application Gateway Operator 22.2 through 26.06 is vulnerable to Server-Side Request Forgery SSRF due to insufficient validation of URLs specified in custom resources...

PT-2026-68797

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.54 Traefik versions prior to 3.6.25 Traefik versions prior to 3.7.10 Description An issue exists in the Kubernetes CRD provider where cross-namespace @kubernetescrd references are not properly rejected for...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via pkg/provider/kubernetes/crd/kubernetestcp.go through makeTCPServersTransportKey when processing IngressRouteTCP service serversTransport references. An attacker can make Traefik accept a forbidden...

CVE-2026-41174: Incorrect Authorization

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 2.11.43, 3.6.14, and 3.7.0-rc.2, there is a potential vulnerability in Traefik's Kubernetes CRD provider cross-namespace isolation enforcement. When providers.kubernetesCRD.allowCrossNamespace=false, Traefik correctly rejects...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the createChainMiddleware function. Even when providers.kubernetesCRD.allowCrossNamespace=false is set, references in spec.chain.middlewares may be followed to access objects in other namespaces. A user with...

PT-2026-40489

Уязвимость провайдера Kubernetes CRD обратного прокси сервера Containous Traefik связана с недостаточным пространственным разделением. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, позволяющая нарушителю обойти существующие ограничения доступа...