CVE-2026-85921: Double free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

PriorityP343high8.2CVSS 3.1

AVLACLPRHUINSCCHIHAH

EPSS

0.35%

26.1th percentile

Double free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	windows_11_26h1	< 10.0.28000.2956	10.0.28000.2956
microsoft	windows_11_version_26h1	>= 10.0.28000.0 < 10.0.28000.2956	10.0.28000.2956

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