Microsoft Windows 11 Version 23H2 vulnerabilities

CVE-2026-48583 [HIGH] CWE-416 CVE-2026-48583: 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-2026-69864 [HIGH] CWE-416 CVE-2026-69864: Use after free in Windows Hello allows an authorized attacker to elevate privileges locally. Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.

CVE-2026-26159 [HIGH] CWE-306 CVE-2026-26159: Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an a Missing authentication for critical function in Windows Remote Desktop Licensing Service allows an authorized attacker to elevate privileges locally.

CVE-2023-35644 [HIGH] CWE-190 CVE-2023-35644: Windows Sysmain Service Elevation of Privilege Vulnerability Windows Sysmain Service Elevation of Privilege Vulnerability

CVE-2026-96245 [HIGH] CWE-125 CVE-2026-96245: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2026-96246 [HIGH] CWE-125 CVE-2026-96246: Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to disclose inform Out-of-bounds read in Network Policy Server (NPS) allows an unauthorized attacker to disclose information over a network.

CVE-2026-26176 [HIGH] CWE-122 CVE-2026-26176: Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized atta Heap-based buffer overflow in Windows Client Side Caching driver (csc.sys) allows an authorized attacker to elevate privileges locally.

CVE-2026-61924 [HIGH] CWE-125 CVE-2026-61924: 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-2026-61918 [HIGH] CWE-125 CVE-2026-61918: 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-2026-97788 [HIGH] CWE-203 CVE-2026-97788: Observable discrepancy in Active Directory Federation Services (AD FS) allows an unauthorized attack Observable discrepancy in Active Directory Federation Services (AD FS) allows an unauthorized attacker to disclose information over a network.

CVE-2026-69397 [HIGH] CWE-416 CVE-2026-69397: Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.

CVE-2026-103577 [HIGH] CWE-453 CVE-2026-103577: Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to bypass Insecure default variable initialization in Microsoft QUIC allows an unauthorized attacker to bypass a security feature over a network.

CVE-2026-42992 [HIGH] CWE-122 CVE-2026-42992: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-44799 [HIGH] CWE-122 CVE-2026-44799: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-42993 [HIGH] CWE-122 CVE-2026-42993: Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-32161 [HIGH] CWE-362 CVE-2026-32161: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Native WiFi Miniport Driver allows an unauthorized attacker to execute code over an adjacent network.

CVE-2026-87713 [HIGH] CWE-416 CVE-2026-87713: Use after free in Windows Bluetooth Port Driver allows an unauthorized attacker to elevate privilege Use after free in Windows Bluetooth Port Driver allows an unauthorized attacker to elevate privileges over an adjacent network.

CVE-2024-30025 [HIGH] CWE-125 CVE-2024-30025: Windows Common Log File System Driver Elevation of Privilege Vulnerability Windows Common Log File System Driver Elevation of Privilege Vulnerability

CVE-2024-26211 [HIGH] CWE-122 CVE-2024-26211: Windows Remote Access Connection Manager Elevation of Privilege Vulnerability Windows Remote Access Connection Manager Elevation of Privilege Vulnerability

CVE-2024-29996 [HIGH] CWE-125 CVE-2024-29996: Windows Common Log File System Driver Elevation of Privilege Vulnerability Windows Common Log File System Driver Elevation of Privilege Vulnerability