Skip to contentRed Hat Multicluster Engine For Kubernetes 2.10 vulnerabilities
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreClusterclaims-controller: managedcluster deletion keyed solely on clusterclaim.spec.namespace with no local ownership checkCVE-2026-732677.7 High
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreMce-operator-bundle: all github actions pinned by mutable tag, not commit shaCVE-2026-755697.7 High
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreCluster-proxy-addon: cluster-proxy-addon: unauthenticated ssrf to arbitrary managed-cluster services via public routeCVE-2026-667949.3 Critical
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreManagedcluster-import-controller: csr auto-approver does not validate certificate subject or signername (spoke→hub cluster-admin)CVE-2026-667959.9 Critical
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreClusterclaims-controller: confused deputy: tenant-controlled clusterclaim labels propagated to managedcluster, enabling cross-tenant managedclusterset joinCVE-2026-732667.1 High
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreProvider-credential-controller: provider-credential-controller: cross-namespace credential propagation via attacker-controlled copiedfrom labels bypasses authorizationCVE-2026-191305.8 Medium
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreCluster-curator-controller: cluster-curator-controller: spec.install.overridejob allows arbitrary job spec injectionCVE-2026-732689.9 Critical
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreCluster-curator-controller: cluster-curator-controller: tenant-controllable trigger creates clusterrolebinding granting cluster-wide secrets access to namespace-local saCVE-2026-732699.9 Critical
- red hat multicluster engine for kubernetes 2.10, multicluster engine for kubernetes 2.11, multicluster engine for kubernetes 2.17 +3 more +5 moreCluster-proxy: impersonation-header injection grants cluster-admin on every managed clusterCVE-2026-171078.5 High