CVE-2026-18673 Kong Mesh: the kuma-dp readiness service exposes the Envoy admin API without authentication

When kuma-dp is configured with the Envoy admin API on a Unix domain socket, which is the default, its readiness service on TCP port 9902 - bound to all interfaces - forwards almost the entire Envoy admin API to any caller that can reach the port, with no authentication. An attacker with network...

CVE-2026-18673 Kong Mesh: the kuma-dp readiness service exposes the Envoy admin API without authentication

When kuma-dp is configured with the Envoy admin API on a Unix domain socket, which is the default, its readiness service on TCP port 9902 - bound to all interfaces - forwards almost the entire Envoy admin API to any caller that can reach the port, with no authentication. An attacker with network...

CVE-2026-18673

Kong Mesh CVE-2026-18673 affects kuma-dp readiness service. When Envoy admin API is exposed on a TCP port (9902) while the Envoy admin API is connected to a Unix domain socket by default, the readiness endpoint forwards a large portion of the Envoy admin API to any caller on the port without auth...