Red Hat Multicluster Engine for Kubernetes
Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 9.3, CVEs: CVE-2026-66794, Summary: A flaw was found in the cluster-proxy-addon component of Multicluster Engine for Kubernetes. This vulnerability allows an unauthenticated attacker, who can access the user-facing route, to bypass authentication and authorization checks.
EPSS 0.00 CVSS 9.3 CVE-2026-66794 Red Hat FI