CVE-2026-62770: Windows Shell Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Shell allows an authorized attacker to elevate privileges locally.
Other sources
Windows Shell Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 10.0.28000.2704Patch KB5121000 - Upgrade
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Fixed in 10.0.26100.33296Fixed in 10.0.26100.33222Patch KB5120228 - Upgrade
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Fixed in 10.0.26100.9168Fixed in 10.0.26000.9106Patch KB5120994 - Upgrade
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Fixed in 10.0.22631.7517Patch KB5120240 - Upgrade
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Fixed in 10.0.26100.9168Fixed in 10.0.26100.9106Patch KB5120994 - Upgrade
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Fixed in 10.0.26200.9168Fixed in 10.0.26100.9106Patch KB5120994 - Upgrade
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Fixed in 10.0.19045.7663Patch KB5120249 - Upgrade
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Fixed in 10.0.19044.7663Patch KB5120249 - Upgrade
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Fixed in 10.0.20348.5499Fixed in 10.0.20348.5440Patch KB5120229 - Upgrade
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Fixed in 10.0.17763.9115Patch KB5120238 - Upgrade
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Fixed in 10.0.14393.9418Patch KB5120418 - Upgrade
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Fixed in 6.3.9600.23337Patch KB5120386 - Upgrade
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Fixed in 6.2.9200.26279Patch KB5120385
Event History
Frequently Asked Questions
What is the severity of CVE-2026-62770?
The severity of CVE-2026-62770 is high with a score of 7.8.
How do I fix CVE-2026-62770?
To fix CVE-2026-62770, ensure your Windows operating system is updated with the latest security patches provided by Microsoft.
What types of systems are affected by CVE-2026-62770?
CVE-2026-62770 affects various versions of Microsoft Windows, including Windows 10, Windows 11, and several Windows Server versions.
What vulnerabilities are associated with CVE-2026-62770?
CVE-2026-62770 is associated with a heap-based buffer overflow vulnerability that allows privilege escalation.
Can CVE-2026-62770 be exploited remotely?
No, CVE-2026-62770 requires local access, as it is an Elevation of Privilege vulnerability.