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

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Exploit Status

Not Exploited

Patch Tuesday

2025-Nov

Released

2025-11-09

Last Updated

2026-10-09

EPSS Score

0.28% (percentile: 18.8%)

Affected Products (9)

Other

• 20390-17086
• 20703-17086
• 20673-17084
• 20886-17086
• 20947-17086
• 20947
• 20772-17086
• 20947-21692

Open Source Software

• azl3 kubevirt 1.5.0-5 on Azure Linux 3.0

Revision History

• 2025-11-09: Information published.
• 2025-12-06: Information published.
• 2025-12-07: Information published.
• 2026-01-02: Information published.
• 2026-01-08: Information published.
• 2026-02-18: Information published.
• 2026-03-03: Information published.
• 2026-08-07: Information published.
• 2026-10-09: Information published.