CVE-2026-69942: Windows Overlay Filter Remote Code Execution Vulnerability
Buffer over-read in Windows Overlay Filter allows an authorized attacker to execute code locally.
Other sources
Windows Overlay Filter Remote Code Execution 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 10.0.20348.5761Patch KB5126655 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26300.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648
Event History
Frequently Asked Questions
What level of access does an attacker need?
Exploitation requires local access by an authorized attacker with low privileges. No user interaction is required.
Which Windows products are identified as affected?
The listed affected products are Microsoft Windows 11, Microsoft Windows Server 2022, and Microsoft Windows Server 2025.
Is this exploitable remotely over the network?
The provided CVSS vector identifies the attack vector as local, so the attacker must already be able to execute actions on the affected system.