Microsoft Windows 11 23H2 vulnerabilities

CVE-2026-85911 [HIGH] CWE-416 CVE-2026-85911: Use after free in Windows StateRepository API allows an authorized attacker to elevate privileges lo Use after free in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

CVE-2026-88152 [HIGH] CWE-416 CVE-2026-88152: Use after free in Windows Background Intelligent Transfer Service (BITS) allows an authorized attack Use after free in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.

CVE-2026-85343 [HIGH] CWE-59 CVE-2026-85343: Improper link resolution before file access ('link following') in Windows Hyper-V allows an authoriz Improper link resolution before file access ('link following') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

CVE-2026-83659 [HIGH] CWE-59 CVE-2026-83659: Improper link resolution before file access ('link following') in Windows User Profile Service allow Improper link resolution before file access ('link following') in Windows User Profile Service allows an authorized attacker to elevate privileges locally.

CVE-2026-85804 [HIGH] CWE-416 CVE-2026-85804: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-96243 [HIGH] CWE-59 CVE-2026-96243: Improper link resolution before file access ('link following') in Windows WalletService allows an au Improper link resolution before file access ('link following') in Windows WalletService allows an authorized attacker to elevate privileges locally.

CVE-2026-69407 [HIGH] CWE-190 CVE-2026-69407: Integer overflow or wraparound in Volume Manager Driver allows an authorized attacker to elevate pri Integer overflow or wraparound in Volume Manager Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-69324 [HIGH] CWE-125 CVE-2026-69324: Access of resource using incompatible type ('type confusion') in Windows Performance Monitor allows Access of resource using incompatible type ('type confusion') in Windows Performance Monitor allows an authorized attacker to elevate privileges locally.

CVE-2026-70584 [HIGH] CWE-843 CVE-2026-70584: Access of resource using incompatible type ('type confusion') in Windows Core Messaging allows an au Access of resource using incompatible type ('type confusion') in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

CVE-2026-56177 [HIGH] CWE-416 CVE-2026-56177: Use after free in Windows Server allows an authorized attacker to elevate privileges locally. Use after free in Windows Server allows an authorized attacker to elevate privileges locally.

CVE-2026-61934 [HIGH] CWE-416 CVE-2026-61934: Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges loc Use after free in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-62698 [HIGH] CWE-197 CVE-2026-62698: Numeric truncation error in Microsoft Digest Authentication allows an authorized attacker to elevate Numeric truncation error in Microsoft Digest Authentication allows an authorized attacker to elevate privileges locally.

CVE-2026-42916 [HIGH] CWE-190 CVE-2026-42916: Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate priv Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-83756 [HIGH] CWE-416 CVE-2026-83756: Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges Use after free in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-88074 [HIGH] CWE-190 CVE-2026-88074: Integer overflow or wraparound in Windows Virtualization-Based Security (VBS) Enclave allows an auth Integer overflow or wraparound in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

CVE-2026-83586 [HIGH] CWE-1390 CVE-2026-83586: Weak authentication in Windows Resilient File System (ReFS) Deduplication Service allows an authoriz Weak authentication in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.

CVE-2026-41088 [HIGH] CWE-73 CVE-2026-41088: 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-2026-83515 [HIGH] CWE-908 CVE-2026-83515: Use of uninitialized resource in RPC Runtime allows an unauthorized attacker to disclose information Use of uninitialized resource in RPC Runtime allows an unauthorized attacker to disclose information over a network.

CVE-2025-59191 [HIGH] CWE-122 CVE-2025-59191: Heap-based buffer overflow in Connected Devices Platform Service (Cdpsvc) allows an authorized attac Heap-based buffer overflow in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.

CVE-2026-34344 [HIGH] CWE-843 CVE-2026-34344: 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.