CVE-2025-5187
Nodes can delete themselves by adding an OwnerReference
CVSS Score
6.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-863 |
| Vendor | kubernetes |
| Product | kubernetes |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 27, 2025 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
Affected Versions
Kubernetes / Kubernetes
v1.31.0 ≤ v1.31.11 v1.32.0 ≤ v1.32.7 v1.33.0 ≤ v1.33.3
References
Credits
Paul Viossat