Improper privilege management in kernel-mshv - CVE-2026-122986
Published: November 11, 2026
Vulnerability identifier: #VU165706
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-122986
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the local system.
The vulnerability exists due to improper privilege management in Microsoft Azure Kubernetes Service when managing local privileges. A local user can exploit incorrect privilege handling to gain elevated permissions on the local system.
Affected software
kernel-mshv
How to mitigate CVE-2026-122986
Install security update from vendor's website.
kernel-mshv - update to 6.6.18.34