CVE-2026-66800

A flaw was found in cluster-backup-operator. A namespace administrator with privileges in the open-cluster-management-backup namespace can exploit a feature in the Restore Custom Resource CR. By setting the cleanupBeforeRestore field to CleanupAll, an attacker can trigger an unguarded, cluster-wi...

CVE-2026-66798

A flaw was found in cluster-backup-operator. A namespace administrator in open-cluster-management-backup can create a Restore Custom Resource CR with malicious hooks. These hooks allow the execution of arbitrary commands within any matching restored pod, leading to the exfiltration of...