CVE-2026-61929: Windows Kernel Elevation of Privilege Vulnerability
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Other sources
Windows Kernel Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.2704Patch KB5121000 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9168Fixed in 10.0.26100.9106Patch KB5120994 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7517Patch KB5120240 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9168Fixed in 10.0.26000.9106Patch KB5120994 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33296Fixed in 10.0.26100.33222Patch KB5120228 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9168Fixed in 10.0.26100.9106Patch KB5120994
Event History
Frequently Asked Questions
What is the severity of CVE-2026-61929?
CVE-2026-61929 has a high severity rating of 7.
What type of vulnerability is CVE-2026-61929?
CVE-2026-61929 is identified as a Use After Free vulnerability in the Windows Kernel.
Who is affected by CVE-2026-61929?
CVE-2026-61929 affects users of Microsoft Windows 11 and Microsoft Windows Server 2025.
How can I exploit CVE-2026-61929?
CVE-2026-61929 can be exploited by an authorized attacker to elevate privileges locally.
How do I fix CVE-2026-61929?
To fix CVE-2026-61929, users should apply the latest security updates provided by Microsoft.