CVE-2026-53718 Envoy Gateway custom backendRef cross-namespace ReferenceGrant bypass

Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, an HTTPRoute can use an extension-managed custom backendRef to reference a backend resource in another namespace without a matching Gateway API...

CVE-2026-53718 Envoy Gateway custom backendRef cross-namespace ReferenceGrant bypass

Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or Kubernetes-based application gateway. Prior to 1.7.4 and 1.8.1, an HTTPRoute can use an extension-managed custom backendRef to reference a backend resource in another namespace without a matching Gateway API...

EUVD-2026-71017

Traefik versions from v3.7.1 fail to enforce crossProviderNamespaces restrictions on the traefik.ingress.kubernetes.io/service.middlewares Service annotation in the Kubernetes Ingress provider. A namespace-limited tenant excluded from the allowlist can attach an operator-owned middleware to its...

PT-2026-69914

Name of the Vulnerable Software and Affected Versions Vault Enterprise versions prior to 2.0.4 Vault Enterprise versions prior to 1.21.9 Vault Enterprise versions prior to 1.20.14 Vault Enterprise versions prior to 1.19.20 Description The identity entity batch-delete endpoint is subject 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...

EUVD-2026-54293

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...

Linux Distros Unpatched Vulnerability : CVE-2026-14896

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - HashiCorp Nomad and Nomad Enterprise are vulnerable to a cross-namespace authorization bypass in the dynamic host volumes feature that may allow an operator...

SUSE CVE-2025-14986

When frontend.enableExecuteMultiOperation is enabled, the server can apply namespace-scoped validation and feature gates for the embedded StartWorkflowExecutionRequest using its Namespace field rather than the outer, authorized ExecuteMultiOperationRequest.Namespace. This allows a caller authoriz...

CVE-2025-14986

When frontend.enableExecuteMultiOperation is enabled, the server can apply namespace-scoped validation and feature gates for the embedded StartWorkflowExecutionRequest using its Namespace field rather than the outer, authorized ExecuteMultiOperationRequest.Namespace. This allows a caller authoriz...