CVE-2026-71327

A flaw was found in Traefik, an open-source HTTP reverse proxy and load balancer. Its Kubernetes Gateway API provider incorrectly generates unique identifiers for routes and services. This vulnerability allows an attacker to create conflicting routes, which can then overwrite the backend services...

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A proof of concept exploit for an authorization bypass vulnerability in Traefik version 3.7.9. The vulnerability affects the Kubernetes Gateway API provider and results from ambiguous dynamic configuration object identifiers constructed by joining namespace and object names with hyphens. Differen...

CVE-2026-71327

Traefik is an open source HTTP reverse proxy and load balancer. From 3.0.0 until 3.6.25 and 3.7.10, Traefik's Kubernetes Gateway API provider in pkg/provider/kubernetes/gateway/httproute.go, grpcroute.go, tcproute.go, and tlsroute.go builds HTTPRoute, GRPCRoute, TCPRoute, and TLSRoute router and...

CVE-2026-71327: Use of Multiple Resources with Duplicate Identifier

Traefik is an open source HTTP reverse proxy and load balancer. From 3.0.0 until 3.6.25 and 3.7.10, Traefik's Kubernetes Gateway API provider in pkg/provider/kubernetes/gateway/httproute.go, grpcroute.go, tcproute.go, and tlsroute.go builds HTTPRoute, GRPCRoute, TCPRoute, and TLSRoute router and...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization through improper namespace resolution in the extensionRef process. An attacker can cause unauthorized middleware from a backend namespace to be bound to a route by crafting a malicious HTTPRoute with...

Traefik Gateway API HTTPRoute BackendRef ExtensionRef Namespace Confusion

Summary There is a medium-severity namespace-confusion vulnerability in Traefik's Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules.backendRefs.filters.extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route author...

PT-2026-68799

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 3.6.25 Traefik versions prior to 3.7.10 Description Traefik's Kubernetes Gateway API provider incorrectly constructs router and service identities for HTTPRoute, GRPCRoute, TCPRoute, and TLSRoute objects by...

CVE-2026-54765

A flaw was found in Traefik's Kubernetes Gateway API provider. An attacker capable of creating an accepted HTTPRoute that shares the same backend Service and port could exploit this vulnerability. The system may incorrectly apply the attacker's route filter context to another route's requests,...

CVE-2026-65601

Traefik versions 3.7.0 through 3.7.6 contain a namespace confusion vulnerability in the Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules.backendRefs.filters.extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route auth...

CVE-2026-65601 Traefik before 3.7.7 Namespace Confusion via HTTPRoute ExtensionRef

Traefik versions 3.7.0 through 3.7.6 contain a namespace confusion vulnerability in the Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules.backendRefs.filters.extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route auth...

CVE-2026-65601

Traefik versions 3.7.0 through 3.7.6 contain a namespace confusion vulnerability in the Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules.backendRefs.filters.extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route auth...

CVE-2026-65601: Incorrect Authorization

Traefik versions 3.7.0 through 3.7.6 contain a namespace confusion vulnerability in the Kubernetes Gateway API provider. When resolving HTTPRoute.spec.rules.backendRefs.filters.extensionRef, Traefik used the backend Service namespace instead of the HTTPRoute namespace. A low-privileged route auth...

SUSE CVE-2026-54765

Traefik is an open source HTTP reverse proxy and load balancer. From v3.7.0 prior to v3.7.6, Traefik's Kubernetes Gateway API provider may resolve two accepted HTTPRoutes that target the same backend Service:port but configure different backendRef filters to the same child service and apply only...

CVE-2026-54765: Improper Access Control

Traefik is an open source HTTP reverse proxy and load balancer. From v3.7.0 prior to v3.7.6, Traefik's Kubernetes Gateway API provider may resolve two accepted HTTPRoutes that target the same backend Service:port but configure different backendRef filters to the same child service and apply only...

Traefik 2.x < 2.11.46 / 3.x < 3.6.17 / 3.7.x < 3.7.1 Authentication Bypass (CVE-2026-44774)

The version of Traefik installed on the remote macOS host is 2.x prior to 2.11.46, 3.x prior to 3.6.17, or 3.7.x prior to 3.7.1. It is, therefore, affected by an authentication bypass vulnerability: - The Kubernetes Gateway API provider accepts any TraefikService backend reference whose name ends...

CVE-2026-44774: Improper Access Control

Traefik is an HTTP reverse proxy and load balancer. Prior to 2.11.46, 3.6.17, and 3.7.1, Traefik's Kubernetes Gateway API provider allows a tenant with HTTPRoute creation permissions to expose the REST provider handler, bypassing the providers.rest.insecure=false setting. The Gateway provider...

EUVD-2022-26894

Malicious code in bioql PyPI...

CVE-2022-21701

Istio is an open platform to connect, manage, and secure microservices. In versions 1.12.0 and 1.12.1 Istio is vulnerable to a privilege escalation attack. Users who have CREATE permission for gateways.gateway.networking.k8s.io objects can escalate this privilege to create other resources that th...

Privilege escalation

Istio is an open platform to connect, manage, and secure microservices. In versions 1.12.0 and 1.12.1 Istio is vulnerable to a privilege escalation attack. Users who have CREATE permission for gateways.gateway.networking.k8s.io objects can escalate this privilege to create other resources that th...

CVE-2022-21701

Istio CVE-2022-21701 affects Istio releases 1.12.0 and 1.12.1. The issue is a privilege escalation via the Kubernetes Gateway API: users with CREATE permissions on gateways.gateway.networking.k8s.io can elevate privileges to create resources they wouldn’t normally access (e.g., Pod). Impact is li...