CVE-2026-69832: Win32k Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Windows Win32K allows an authorized attacker to disclose information locally.
Other sources
Win32k Information Disclosure 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 6.2.9200.26349Patch KB5123065 - Upgrade
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Fixed in 6.3.9600.23397Patch KB5123066 - Upgrade
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Fixed in 10.0.26100.33438Patch KB5122871 - 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 10.0.22631.7582Patch KB5122880 - Upgrade
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Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
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Fixed in 10.0.19045.7725Patch KB5122878 - 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
Who can exploit this vulnerability?
An attacker must already be authorized on the affected system and able to execute an attack locally. The provided vector indicates low privileges are required, but exploitation has high attack complexity.
Is this remotely exploitable?
No. The attack vector is local, so the issue requires access to an affected Windows system rather than network-only access.
What is the expected security impact?
Successful exploitation can disclose sensitive system information. The supplied metrics indicate high confidentiality impact, with no stated integrity or availability impact.
Which Windows releases are listed as affected?
The affected software list includes Windows 10, Windows 11, Windows Server 2012 and 2012 R2, Windows Server 2016, Windows Server 2019, Windows Server 2022, and Windows Server 2025.