CVE-2026-71327 | BDVDB-2026-356157 Detail
traefiktraefik
Description#
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 service identities by hyphen-concatenating namespace, route name, Gateway identity, entry point, and rule index, allowing colliding Routes to overwrite another namespace's backend. This issue is fixed in 3.6.25 and 3.7.10.
Impact#
Per CVSS v4.0: confidentiality impact high, integrity impact high, availability impact none. Attack vector: network.
Weaknesses#
- CWE-694 Use of Multiple Resources with Duplicate Identifier
References#
- https://github.com/traefik/traefik/security/advisories/GHSA-fgjj-px3w-67xx
- https://github.com/traefik/traefik/pull/13580
- https://github.com/traefik/traefik/commit/a764166656f0cd337f917ac76315c381cca844f9
- https://github.com/traefik/traefik/releases/tag/v3.6.25
- https://github.com/traefik/traefik/releases/tag/v3.7.10
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.