{"id":"CVE-2025-5187","aliases":["GHSA-4x4m-3c2p-qppc","GO-2025-3915"],"url":"https://o3.security/vulnerability/CVE-2025-5187","summary":"Nodes can delete themselves by adding an OwnerReference","details":"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.","published":"2025-08-27T16:20:56.778Z","modified":"2026-08-12T03:51:08.572232183Z","cvss":{"score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L"},"epss":{"score":0.00543,"percentile":0.44321,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.31.12"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.32.8"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.33.4"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/5xxx/CVE-2025-5187.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5187"},{"type":"REPORT","url":"https://github.com/kubernetes/kubernetes/issues/133471"},{"type":"ARTICLE","url":"https://groups.google.com/g/kubernetes-security-announce/c/znSNY7XCztE"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:08.572232183Z"}}