Microsoft Windows Server 2022 23H2 vulnerabilities

CVE-2026-34345 [HIGH] CWE-362 CVE-2026-34345: 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-2026-35418 [HIGH] CWE-367 CVE-2026-35418: 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-2026-32083 [HIGH] CWE-362 CVE-2026-32083: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2026-32082 [HIGH] CWE-362 CVE-2026-32082: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2026-27918 [HIGH] CWE-362 CVE-2026-27918: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2026-27927 [HIGH] CWE-362 CVE-2026-27927: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2026-33839 [HIGH] CWE-362 CVE-2026-33839: 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-2026-34331 [HIGH] CWE-362 CVE-2026-34331: 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-2026-26174 [HIGH] CWE-362 CVE-2026-26174: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Server Update Service allows an authorized attacker to elevate privileges locally.

CVE-2026-27926 [HIGH] CWE-362 CVE-2026-27926: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-33099 [HIGH] CWE-416 CVE-2026-33099: 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-2026-33100 [HIGH] CWE-416 CVE-2026-33100: 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-2026-32068 [HIGH] CWE-362 CVE-2026-32068: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

CVE-2026-34337 [HIGH] CWE-362 CVE-2026-34337: 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-2025-24996 [MEDIUM] CWE-73 CVE-2025-24996: External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spo External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

CVE-2026-26169 [MEDIUM] CWE-126 CVE-2026-26169: Buffer over-read in Windows Kernel Memory allows an authorized attacker to disclose information loca Buffer over-read in Windows Kernel Memory allows an authorized attacker to disclose information locally.

CVE-2025-53798 [MEDIUM] CWE-126 CVE-2025-53798: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2025-53806 [MEDIUM] CWE-125 CVE-2025-53806: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2025-53797 [MEDIUM] CWE-126 CVE-2025-53797: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2025-53796 [MEDIUM] CWE-126 CVE-2025-53796: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.