CVE-2025-64436: KubeVirt Excessive Role Permissions Could Enable Unauthorized VMI Migrations Between Nodes

November 6, 2025 (updated November 17, 2025)

_Short summary of the problem. Make the impact and severity as clear as possible.

The permissions granted to the virt-handler service account, such as the ability to update VMI and patch nodes, could be abused to force a VMI migration to an attacker-controlled node.

References

github.com/advisories/GHSA-7xgm-5prm-v5gc
github.com/kubevirt/kubevirt
github.com/kubevirt/kubevirt/security/advisories/GHSA-7xgm-5prm-v5gc
nvd.nist.gov/vuln/detail/CVE-2025-64436

Code Behaviors & Features

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