Microsoft Windows 11 26H2 vulnerabilities

CVE-2026-85372 [HIGH] CWE-416 CVE-2026-85372: 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-2026-96302 [HIGH] CWE-416 CVE-2026-96302: Use after free in Windows Installer allows an authorized attacker to elevate privileges locally. Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-96305 [HIGH] CWE-416 CVE-2026-96305: Use after free in Windows Installer allows an authorized attacker to elevate privileges locally. Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-96216 [HIGH] CWE-416 CVE-2026-96216: 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-2026-102211 [HIGH] CWE-362 CVE-2026-102211: Use after free in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker Use after free in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

CVE-2026-96313 [HIGH] CWE-306 CVE-2026-96313: Missing authentication for critical function in Windows Push Notifications allows an authorized atta Missing authentication for critical function in Windows Push Notifications allows an authorized attacker to elevate privileges locally.

CVE-2026-96307 [HIGH] CWE-416 CVE-2026-96307: Use after free in Windows Installer allows an authorized attacker to elevate privileges locally. Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.

CVE-2026-85821 [MEDIUM] CWE-125 CVE-2026-85821: Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized a Out-of-bounds read in Windows Universal Disk Format File System Driver (UDFS) allows an authorized attacker to disclose information locally.

CVE-2026-102199 [MEDIUM] CWE-121 CVE-2026-102199: Stack-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to d Stack-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to deny service over a network.

CVE-2026-96938 [MEDIUM] CWE-122 CVE-2026-96938: Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to Heap-based buffer overflow in Windows Distributed File System (DFS) allows an authorized attacker to elevate privileges locally.

CVE-2026-85337 [MEDIUM] CWE-125 CVE-2026-85337: Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

CVE-2026-69635 [MEDIUM] CWE-122 CVE-2026-69635: Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges Heap-based buffer overflow in Windows Installer allows an authorized attacker to elevate privileges with a physical attack.

CVE-2026-85805 [MEDIUM] CWE-358 CVE-2026-85805: Improperly implemented security check for standard in Windows PowerShell allows an unauthorized atta Improperly implemented security check for standard in Windows PowerShell allows an unauthorized attacker to bypass a security feature over a network.

CVE-2026-85790 [MEDIUM] CWE-416 CVE-2026-85790: Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a netw Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.

CVE-2026-69596 [HIGH] CWE-416 CVE-2026-69596: 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-2026-69977 [HIGH] CWE-416 CVE-2026-69977: Use after free in Quality Windows Audio/Video Experience (QWAVE) service allows an authorized attack Use after free in Quality Windows Audio/Video Experience (QWAVE) service allows an authorized attacker to elevate privileges locally.

CVE-2026-69795 [HIGH] CWE-476 CVE-2026-69795: Null pointer dereference in Windows Clipboard Server allows an authorized attacker to elevate privil Null pointer dereference in Windows Clipboard Server 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-2026-102193 [HIGH] CWE-416 CVE-2026-102193: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-102195 [HIGH] CWE-416 CVE-2026-102195: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.