A security issue was discovered in Kubernetes where a malicious or compromised pod could bypass network restrictions enforced by network policies during namespace deletion. The order in which objects are deleted during namespace termination is not defined, and it is possible for network policies to be deleted before the pods that they protect. This can lead to a brief period in which the pods are running, but network policies that should apply to connections to and from the pods are not enforced.
https://github.com/advisories/GHSA-r56h-j38w-hrqq
https://groups.google.com/g/kubernetes-security-announce/c/67D7UFqiPRc
https://github.com/kubernetes/kubernetes/issues/126587
Published: 2025-03-20
Updated: 2026-04-15
Named Vulnerability: GO-2025-3547Named Vulnerability: GHSA-r56h-j38w-hrqq
Base Score: 1.8
Vector: CVSS2#AV:A/AC:H/Au:N/C:P/I:N/A:N
Severity: Low
Base Score: 3.1
Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Severity: Low
EPSS: 0.00314