Microsoft Windows 11 24H2 vulnerabilities

CVE-2026-42907 [MEDIUM] CWE-200 CVE-2026-42907: Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized att Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose information over a network.

CVE-2026-34348 [MEDIUM] CWE-693 CVE-2026-34348: Protection mechanism failure in Windows Event Logging Service allows an authorized attacker to discl Protection mechanism failure in Windows Event Logging Service allows an authorized attacker to disclose information over a network.

CVE-2026-50302 [MEDIUM] CWE-295 CVE-2026-50302: Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to bypass a security feature over a network.

CVE-2025-29809 [HIGH] CWE-922 CVE-2025-29809: Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypas Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypass a security feature locally.

CVE-2025-21351 [HIGH] CWE-400 CVE-2025-21351: Windows Active Directory Domain Services API Denial of Service Vulnerability Windows Active Directory Domain Services API Denial of Service Vulnerability

CVE-2024-49121 [HIGH] CWE-476 CVE-2024-49121: Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

CVE-2024-43515 [HIGH] CWE-400 CVE-2024-43515: Internet Small Computer Systems Interface (iSCSI) Denial of Service Vulnerability Internet Small Computer Systems Interface (iSCSI) Denial of Service Vulnerability

CVE-2025-21183 [HIGH] CWE-415 CVE-2025-21183: Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

CVE-2025-21182 [HIGH] CWE-415 CVE-2025-21182: Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

CVE-2024-43615 [HIGH] CWE-73 CVE-2024-43615: Microsoft OpenSSH for Windows Remote Code Execution Vulnerability Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

CVE-2025-49680 [HIGH] CWE-59 CVE-2025-49680: Improper link resolution before file access ('link following') in Windows Performance Recorder allow Improper link resolution before file access ('link following') in Windows Performance Recorder allows an authorized attacker to deny service locally.

CVE-2026-32093 [HIGH] CWE-122 CVE-2026-32093: Concurrent execution using shared resource with improper synchronization ('race condition') in Funct Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

CVE-2026-24285 [HIGH] CWE-416 CVE-2026-24285: Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K 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-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-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-2026-21242 [HIGH] CWE-416 CVE-2026-21242: Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges lo Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.

CVE-2025-59202 [HIGH] CWE-416 CVE-2025-59202: Use after free in Windows Remote Desktop Services allows an authorized attacker to elevate privilege Use after free in Windows Remote Desktop Services 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.