Microsoft Windows 11 24H2 vulnerabilities

CVE-2025-27478 [HIGH] CWE-122 CVE-2025-27478: Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker t Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.

CVE-2026-20842 [HIGH] CWE-416 CVE-2026-20842: Use after free in Windows DWM allows an authorized attacker to elevate privileges locally. Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.

CVE-2026-69383 [HIGH] CWE-73 CVE-2026-69383: External control of file name or path in Windows Shell allows an authorized attacker to elevate priv External control of file name or path in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2025-53140 [HIGH] CWE-416 CVE-2025-53140: Use after free in Kernel Transaction Manager allows an authorized attacker to elevate privileges loc Use after free in Kernel Transaction Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-32073 [HIGH] CWE-416 CVE-2026-32073: Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-25179 [HIGH] CWE-1287 CVE-2026-25179: Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allo Improper validation of specified type of input in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-85855 [HIGH] CWE-416 CVE-2026-85855: Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2025-62569 [HIGH] CWE-416 CVE-2025-62569: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privilege Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

CVE-2026-80093 [HIGH] CWE-416 CVE-2026-80093: Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate pr Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-32070 [HIGH] CWE-416 CVE-2026-32070: Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate pri Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-83793 [HIGH] CWE-59 CVE-2026-83793: Improper link resolution before file access ('link following') in Windows Update Orchestrator Servic Improper link resolution before file access ('link following') in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally.

CVE-2025-55340 [HIGH] CWE-287 CVE-2025-55340: Improper authentication in Windows Remote Desktop Protocol allows an authorized attacker to bypass a Improper authentication in Windows Remote Desktop Protocol allows an authorized attacker to bypass a security feature locally.

CVE-2026-72968 [HIGH] CWE-416 CVE-2026-72968: Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to e Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70205 [HIGH] CWE-843 CVE-2026-70205: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-70118 [HIGH] CWE-416 CVE-2026-70118: Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally. Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.

CVE-2026-72969 [HIGH] CWE-416 CVE-2026-72969: Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to e Use after free in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70140 [HIGH] CWE-416 CVE-2026-70140: Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally. Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.

CVE-2026-108135 [HIGH] CWE-59 CVE-2026-108135: Improper link resolution before file access ('link following') in Windows Backup Engine allows an au Improper link resolution before file access ('link following') in Windows Backup Engine allows an authorized attacker to elevate privileges locally.

CVE-2026-83915 [HIGH] CWE-416 CVE-2026-83915: Use after free in Windows Diagnostic Policy Service allows an authorized attacker to elevate privile Use after free in Windows Diagnostic Policy Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70230 [HIGH] CWE-416 CVE-2026-70230: Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally. Use after free in Windows Audio Service allows an authorized attacker to elevate privileges locally.