Red Hat Multicluster Engine For Kubernetes

20 CVEs affecting Red Hat Multicluster Engine For Kubernetes. Latest disclosed: 2026-08-21. Critical: 6, High: 8.

Top CVEs affecting Red Hat Multicluster Engine For Kubernetes
CVESeverityScorePublishedSummary
CVE-2026-66795Critical9.92026-08-17A flaw was found in the managedcluster-import-controller. The Certificate Signing Request (CSR) auto-approval logic improperly validates incoming CSRs, specifi…
CVE-2026-73269Critical9.92026-08-12A flaw was found in the cluster-curator-controller component. A local user, by creating a ClusterCurator resource with a specific naming convention, can trigge…
CVE-2026-73268Critical9.92026-08-12A flaw was found in the cluster-curator-controller component of multicluster engine (MCE). A tenant with create or update permissions on ClusterCurator resourc…
CVE-2026-16242Critical9.42026-07-20A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and…
CVE-2026-66794Critical9.32026-08-19A flaw was found in the `cluster-proxy-addon` component of Multicluster Engine for Kubernetes. This vulnerability allows an unauthenticated attacker, who can a…
CVE-2026-10059Critical9.12026-08-05A flaw was found in the Multicluster Engine for Kubernetes ClusterCurator controller. A tenant administrator with namespace-scoped privileges can exploit this…
CVE-2026-75924High8.72026-08-18A flaw was found in managed-serviceaccount. A compromised addon-manager pod, due to its ClusterRole granting excessive permissions, can read any secret across…
CVE-2026-17107High8.52026-07-24A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes (RHACM) and multicluster-engine (MCE)…
CVE-2024-3727High8.32024-05-14A flaw was found in the github.com/containers/image library. This flaw allows attackers to trigger unexpected authenticated registry accesses on behalf of a vi…
CVE-2026-4740High8.22026-04-07A flaw was found in Open Cluster Management (OCM), the technology underlying Red Hat Advanced Cluster Management (ACM). Improper validation of Kubernetes clien…
CVE-2025-2241High8.22025-03-17A flaw was found in Hive, a component of Multicluster Engine (MCE) and Advanced Cluster Management (ACM). This vulnerability causes VCenter credentials to be e…
CVE-2026-73267High7.72026-08-21A flaw was found in the clusterclaims-controller component of multicluster engine (MCE). A tenant with standard permissions to create and delete ClusterClaim r…
CVE-2026-75569High7.72026-08-19A flaw was found in mce-operator-bundle. The build process fetches and executes scripts from a remote repository without performing integrity checks, such as c…
CVE-2026-73266High7.12026-08-13A flaw was found in the clusterclaims-controller component of Multicluster Engine (MCE). An authenticated tenant can exploit this vulnerability by manipulating…
CVE-2026-10805Medium6.72026-06-04A flaw was found in NetworkManager. This local privilege escalation vulnerability exists in NetworkManager's dhclient backend when processing malformed Manufac…
CVE-2025-57851Medium6.42026-04-08A container privilege escalation flaw was found in certain Multicluster Engine for Kubernetes images. This issue stems from the /etc/passwd file being created…
CVE-2025-7195Medium6.42025-08-07Early versions of Operator-SDK provided an insecure method to allow operator containers to run in environments that used a random UID. Operator-SDK before 0.15…
CVE-2026-10101Medium6.32026-05-29ACM/MCE assisted-service writes raw referenced pull-secret contents into `InfraEnv.status.conditions[].message` when pull-secret validation fails. A namespace…
CVE-2026-19130Medium5.82026-08-12A flaw was found in the provider-credential-controller component of multicluster-engine (MCE). An attacker with specific permissions on the hub cluster, and kn…
CVE-2024-12401Medium4.42024-12-12A flaw was found in the cert-manager package. This flaw allows an attacker who can modify PEM data that the cert-manager reads, for example, in a Secret resour…