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...

[SECURITY] Fedora 44 Update: freeipa-4.13.2-1.fc44

IPA is an integrated solution to provide centrally managed Identity users, hosts, services, Authentication SSO, 2FA, and Authorization host access control, SELinux user roles, services. The solution provides features for further integration with Linux based clients SUDO, automount and integration...

Traefik: Incomplete fix for CVE-2026-33433 + CVE-2026-39858 cross-cohort: headerField underscore-variant identity spoofing in BasicAuth / DigestAuth / ForwardAuth

Summary There is a high severity vulnerability in Traefik's BasicAuth, DigestAuth, and ForwardAuth middlewares. The fix for CVE-2026-33433 stripped canonical-cased spoofed identity headers e.g. X-Auth-User before writing Traefik's own value, but did not account for underscore-variant header names...

GHSA-FGJJ-PX3W-67XX Traefik: Gateway API route identity collision allows cross-namespace backend hijacking

Summary There is a high severity vulnerability in Traefik's Kubernetes Gateway API provider. Router and service identities for HTTPRoute, GRPCRoute, TCPRoute and TLSRoute objects were built by hyphen-concatenating the route namespace, the route name, the Gateway identity, the entry point and the...

Traefik: Gateway API route identity collision allows cross-namespace backend hijacking

Summary There is a high severity vulnerability in Traefik's Kubernetes Gateway API provider. Router and service identities for HTTPRoute, GRPCRoute, TCPRoute and TLSRoute objects were built by hyphen-concatenating the route namespace, the route name, the Gateway identity, the entry point and the...

EUVD-2026-54299

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 Traefik: Gateway API route identity collision allows cross-namespace backend hijacking

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

CVE-2026-71327 - Traefik Gateway API route identity collision . Affected: Traefik’s Kubernetes Gateway API provider (HTTPRoute, GRPCRoute, TCPRoute, TLSRoute) from 3.0.0 to 3.6.25 and 3.7.10. Root cause: identities are built by hyphen-concatenating namespace, route name, Gateway identity, entry p...

CVE-2026-71327 Traefik: Gateway API route identity collision allows cross-namespace backend hijacking

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...

Traefik: BasicAuth singleflight key collision allows authenticated identity spoofing

Summary There is a low severity vulnerability in Traefik's BasicAuth middleware. Concurrent password verifications are deduplicated through a singleflight group whose key was the delimiter-free concatenation of the submitted password and the stored secret, so a request carrying an unconfigured...

CVE-2026-71326

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.6.25 and 3.7.10, Traefik's BasicAuth middleware in pkg/middlewares/auth/basicauth.go deduplicates concurrent password checks with a singleflight key built from the delimiter-free concatenation of password and...

CVE-2026-71326

CVE-2026-71326 affects Traefik’s BasicAuth middleware (pkg/middlewares/auth/basic_auth.go) in 3.6.11–3.6.25 and 3.7.10. The vulnerability arises from deduplicating concurrent password checks using a singleflight key built from the delimiter-free concatenation of password and secret, enabling an a...

EUVD-2026-54297

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.6.25 and 3.7.10, Traefik's BasicAuth middleware in pkg/middlewares/auth/basicauth.go deduplicates concurrent password checks with a singleflight key built from the delimiter-free concatenation of password and...

CVE-2026-71326 Traefik: BasicAuth singleflight key collision allows authenticated identity spoofing

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.6.25 and 3.7.10, Traefik's BasicAuth middleware in pkg/middlewares/auth/basicauth.go deduplicates concurrent password checks with a singleflight key built from the delimiter-free concatenation of password and...

CVE-2026-71326 Traefik: BasicAuth singleflight key collision allows authenticated identity spoofing

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.6.25 and 3.7.10, Traefik's BasicAuth middleware in pkg/middlewares/auth/basicauth.go deduplicates concurrent password checks with a singleflight key built from the delimiter-free concatenation of password and...

CVE-2026-71326 Traefik: BasicAuth singleflight key collision allows authenticated identity spoofing

Traefik is an open source HTTP reverse proxy and load balancer. From 3.6.11 until 3.6.25 and 3.7.10, Traefik's BasicAuth middleware in pkg/middlewares/auth/basicauth.go deduplicates concurrent password checks with a singleflight key built from the delimiter-free concatenation of password and...

Azure Entra ID Spoofing Vulnerability

Insufficient verification of data authenticity in Azure Entra ID allows an authorized attacker to perform spoofing over a network...

CVE-2026-57817

The OpenID Connect Core 1.0 specification mandates that the RP MUST validate the chash parameter when operating in the Hybrid Flow. If an Apache CXF RP is integrated with a non-compliant or misconfigured Identity Provider IdP that omits the chash, the RP becomes vulnerable to Authorization Code...

CVE-2026-57817

The OpenID Connect Core 1.0 specification mandates that the RP MUST validate the chash parameter when operating in the Hybrid Flow. If an Apache CXF RP is integrated with a non-compliant or misconfigured Identity Provider IdP that omits the chash, the RP becomes vulnerable to Authorization Code...

CVE-2026-57817 Apache CXF: The authorization code hash (c_hash) is not enforced for the hybrid OIDC flow

The OpenID Connect Core 1.0 specification mandates that the RP MUST validate the chash parameter when operating in the Hybrid Flow. If an Apache CXF RP is integrated with a non-compliant or misconfigured Identity Provider IdP that omits the chash, the RP becomes vulnerable to Authorization Code...