Microsoft Windows 11 24H2 vulnerabilities

CVE-2026-70126 [HIGH] CWE-20 CVE-2026-70126: Out-of-bounds read in Windows Bluetooth Port Driver allows an unauthorized attacker to execute code Out-of-bounds read in Windows Bluetooth Port Driver allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-50354 [HIGH] CWE-416 CVE-2026-50354: Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally. Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-20863 [HIGH] CWE-415 CVE-2026-20863: Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally. Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

CVE-2025-60716 [HIGH] CWE-416 CVE-2025-60716: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.

CVE-2025-27475 [HIGH] CWE-591 CVE-2025-27475: Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized atta Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVE-2025-55685 [HIGH] CWE-416 CVE-2025-55685: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55689 [HIGH] CWE-416 CVE-2025-55689: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55686 [HIGH] CWE-416 CVE-2025-55686: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55331 [HIGH] CWE-416 CVE-2025-55331: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55690 [HIGH] CWE-416 CVE-2025-55690: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-53809 [MEDIUM] CWE-20 CVE-2025-53809: Improper input validation in Windows Local Security Authority Subsystem Service (LSASS) allows an au Improper input validation in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

CVE-2026-83505 [HIGH] CWE-367 CVE-2026-83505: Time-of-check time-of-use (toctou) race condition in Windows Setup Files Cleanup allows an authorize Time-of-check time-of-use (toctou) race condition in Windows Setup Files Cleanup allows an authorized attacker to elevate privileges locally.

CVE-2026-83785 [HIGH] CWE-416 CVE-2026-83785: Use after free in Windows COM+ Event System Service allows an authorized attacker to elevate privile Use after free in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.

CVE-2025-53134 [HIGH] CWE-200 CVE-2025-53134: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2025-55688 [HIGH] CWE-416 CVE-2025-55688: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55684 [HIGH] CWE-416 CVE-2025-55684: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2025-55691 [HIGH] CWE-416 CVE-2025-55691: Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges l Use after free in Windows PrintWorkflowUserSvc allows an authorized attacker to elevate privileges locally.

CVE-2026-69549 [HIGH] CWE-125 CVE-2026-69549: Out-of-bounds read in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to eleva Out-of-bounds read in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-72955 [HIGH] CWE-416 CVE-2026-72955: Use after free in Windows Application Compatibility Cache allows an authorized attacker to elevate p Use after free in Windows Application Compatibility Cache allows an authorized attacker to elevate privileges locally.

CVE-2026-83575 [HIGH] CWE-416 CVE-2026-83575: Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privil Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.