CVE-2025-5187

Summary

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.

Affected Software

VendorProductVersion RangeStatus
KubernetesKubernetesv1.31.0 <= v1.31.11affected
KubernetesKubernetesv1.32.0 <= v1.32.7affected
KubernetesKubernetesv1.33.0 <= v1.33.3affected

Weaknesses

  • CWE-863: CWE-863 Incorrect Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References