Microsoft Windows 11 26H1 vulnerabilities

CVE-2026-85332 [HIGH] CWE-416 CVE-2026-85332: Use after free in Windows Device Association Service allows an authorized attacker to elevate privil Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.

CVE-2026-96325 [HIGH] CWE-771 CVE-2026-96325: Missing reference to active allocated resource in Windows SMB Server allows an unauthorized attacker Missing reference to active allocated resource in Windows SMB Server allows an unauthorized attacker to deny service over a network.

CVE-2026-34330 [HIGH] CWE-190 CVE-2026-34330: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

CVE-2026-88105 [HIGH] CWE-416 CVE-2026-88105: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-97807 [HIGH] CWE-416 CVE-2026-97807: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-97809 [HIGH] CWE-416 CVE-2026-97809: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-41092 [HIGH] CWE-284 CVE-2026-41092: Improper access control in Microsoft Kinect allows an authorized attacker to elevate privileges loca Improper access control in Microsoft Kinect allows an authorized attacker to elevate privileges locally.

CVE-2026-96220 [HIGH] CWE-94 CVE-2026-96220: Improper control of generation of code ('code injection') in Windows Assigned Access allows an autho Improper control of generation of code ('code injection') in Windows Assigned Access allows an authorized attacker to elevate privileges locally.

CVE-2026-49171 [HIGH] CWE-416 CVE-2026-49171: Use after free in Microsoft Windows Speech allows an authorized attacker to elevate privileges local Use after free in Microsoft Windows Speech allows an authorized attacker to elevate privileges locally.

CVE-2026-73014 [HIGH] CWE-862 CVE-2026-73014: Missing authorization in Data Sharing Service Client allows an authorized attacker to elevate privil Missing authorization in Data Sharing Service Client allows an authorized attacker to elevate privileges locally.

CVE-2026-83942 [HIGH] CWE-862 CVE-2026-83942: Missing authorization in Windows Kernel allows an authorized attacker to elevate privileges locally. Missing authorization in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-61925 [HIGH] CWE-863 CVE-2026-61925: Incorrect authorization in Windows Installer allows an authorized attacker to elevate privileges loc Incorrect authorization in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-62721 [HIGH] CWE-1220 CVE-2026-62721: Insufficient granularity of access control in User-Mode Power Service (UMPS) allows an authorized at Insufficient granularity of access control in User-Mode Power Service (UMPS) allows an authorized attacker to elevate privileges locally.

CVE-2026-50344 [HIGH] CWE-285 CVE-2026-50344: Improper authorization in Windows OLE allows an authorized attacker to elevate privileges locally. Improper authorization in Windows OLE allows an authorized attacker to elevate privileges locally.

CVE-2026-50311 [HIGH] CWE-284 CVE-2026-50311: Improper access control in Windows Server allows an authorized attacker to elevate privileges locall Improper access control in Windows Server allows an authorized attacker to elevate privileges locally.

CVE-2026-58540 [HIGH] CWE-285 CVE-2026-58540: Improper authorization in Windows Installer allows an authorized attacker to elevate privileges loca Improper authorization in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-50405 [HIGH] CWE-1220 CVE-2026-50405: Insufficient granularity of access control in Windows Filtering Platform (WFP) allows an authorized Insufficient granularity of access control in Windows Filtering Platform (WFP) allows an authorized attacker to elevate privileges locally.

CVE-2026-40408 [HIGH] CWE-416 CVE-2026-40408: Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges lo Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

CVE-2026-27915 [HIGH] CWE-416 CVE-2026-27915: Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker t Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.

CVE-2026-26162 [HIGH] CWE-843 CVE-2026-26162: Access of resource using incompatible type ('type confusion') in Windows OLE allows an authorized at Access of resource using incompatible type ('type confusion') in Windows OLE allows an authorized attacker to elevate privileges locally.