CVE-2026-73266

A flaw was found in the clusterclaims-controller component of Multicluster Engine MCE. An authenticated tenant can exploit this vulnerability by manipulating ClusterClaim labels. This allows the tenant to force a cluster to join a ManagedClusterSet belonging to another tenant. Such unauthorized...

EUVD-2026-58132

A flaw was found in the clusterclaims-controller component of Multicluster Engine MCE. An authenticated tenant can exploit this vulnerability by manipulating ClusterClaim labels. This allows the tenant to force a cluster to join a ManagedClusterSet belonging to another tenant. Such unauthorized...

CVE-2026-73266

A flaw was found in the clusterclaims-controller component of Multicluster Engine MCE. An authenticated tenant can exploit this vulnerability by manipulating ClusterClaim labels. This allows the tenant to force a cluster to join a ManagedClusterSet belonging to another tenant. Such unauthorized...

PT-2026-71706

Name of the Vulnerable Software and Affected Versions Multicluster Engine affected versions not specified Description A flaw in the clusterclaims-controller component allows an authenticated tenant to manipulate ClusterClaim labels. This manipulation enables a tenant to force a cluster to join a...

CVE-2026-73266: Unintended Proxy or Intermediary

A flaw was found in the clusterclaims-controller component of Multicluster Engine MCE. An authenticated tenant can exploit this vulnerability by manipulating ClusterClaim labels. This allows the tenant to force a cluster to join a ManagedClusterSet belonging to another tenant. Such unauthorized...