CVE-2026-66792 Multicloud-operators-subscription: multicloud-operators-subscription: isclusteradmin() trusts user-settable annotations on managed clusters

A flaw was found in the multicloud-operators-subscription component. This vulnerability allows a user on a managed cluster to escalate their privileges by creating a Subscription with specific, crafted annotations. Successful exploitation grants the attacker the ability to deploy resources into a...

CVE-2026-66792

multicloud-operators-subscription (Red Hat Advanced Cluster Management) trusts user-settable annotations to determine cluster-admin status. A managed-cluster user can create a Subscription with crafted annotations to trigger isclusteradmin() as true, escalating to deploy resources anywhere using ...