CVE-2026-69274: Windows Win32k Elevation of Privilege Vulnerability
Use after free in Windows Win32K allows an authorized attacker to elevate privileges over a network.
Other sources
Windows Win32k Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
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Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
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Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
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Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.26100.33438Patch KB5122871 - Upgrade
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Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
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Fixed in 10.0.19045.7725Patch KB5122878 - Upgrade
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Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.20348.5622Patch KB5122882 - Upgrade
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Fixed in 10.0.19044.7725Patch KB5122878 - Upgrade
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Fixed in 10.0.17763.9245Patch KB5122876
Event History
Frequently Asked Questions
What level of access does an attacker need before exploiting this issue?
The attacker must already be authorized and have low-level privileges. Exploitation also requires user interaction and has high attack complexity, despite being reachable over the network.
Which Windows systems are listed as affected?
The listed affected products are Windows 10, Windows 11, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, Windows Server 2022, and Windows Server 2025.
What could successful exploitation allow?
Successful exploitation could allow elevation of privilege. The supplied impact metrics indicate potential high impact to confidentiality, integrity, and availability.