CVE-2026-17107

The CVE describes a flaw in the cluster-proxy service-proxy component used by Red Hat Advanced Cluster Management for Kubernetes (RHACM) and multicluster-engine (MCE). The service-proxy appends impersonation group headers to proxied requests without removing caller-supplied values, and the spoke ...

CVE-2026-17107 Cluster-proxy: cluster-proxy: impersonation header injection in service-proxy grants cluster-admin on every managed cluster

A flaw was found in the cluster-proxy service-proxy component used in Red Hat Advanced Cluster Management for Kubernetes RHACM and multicluster-engine MCE. The service-proxy appends impersonation group headers to proxied requests without first removing caller-supplied values, and the spoke...

PT-2026-64408

Name of the Vulnerable Software and Affected Versions Red Hat Advanced Cluster Management for Kubernetes RHACM affected versions not specified multicluster-engine MCE affected versions not specified Description A flaw exists in the cluster-proxy service-proxy component. The service-proxy appends...