Security Advisory

CVE-2025-5187

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2025-08-27 16:20:56
Last updated 2026-02-26 17:47:59
Assigner kubernetes
State PUBLISHED

Description

A vulnerability exists in the NodeRestriction admission controller in Kubernetes clusters where node users can delete their corresponding node object by patching themselves with an OwnerReference to a cluster-scoped resource. If the OwnerReference resource does not exist or is subsequently deleted, the given node object will be deleted via garbage collection.