Microsoft Windows 11 24H2 vulnerabilities

CVE-2026-32165 [HIGH] CWE-362 CVE-2026-32165: Use after free in Windows User Interface Core allows an authorized attacker to elevate privileges lo Use after free in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVE-2026-32164 [HIGH] CWE-362 CVE-2026-32164: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVE-2026-32163 [HIGH] CWE-362 CVE-2026-32163: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVE-2026-26172 [HIGH] CWE-362 CVE-2026-26172: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.

CVE-2026-27911 [HIGH] CWE-362 CVE-2026-27911: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows User Interface Core allows an authorized attacker to elevate privileges locally.

CVE-2026-49787 [HIGH] CWE-770 CVE-2026-49787: Allocation of resources without limits or throttling in Windows HTTP.sys allows an unauthorized atta Allocation of resources without limits or throttling in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

CVE-2026-54119 [HIGH] CWE-835 CVE-2026-54119: Loop with unreachable exit condition ('infinite loop') in Windows Active Directory allows an unautho Loop with unreachable exit condition ('infinite loop') in Windows Active Directory allows an unauthorized attacker to deny service over a network.

CVE-2025-50161 [HIGH] CWE-122 CVE-2025-50161: Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privile Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

CVE-2026-20853 [HIGH] CWE-362 CVE-2026-20853: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows WalletService allows an unauthorized attacker to elevate privileges locally.

CVE-2025-62565 [HIGH] CWE-416 CVE-2025-62565: Use after free in Windows Shell allows an authorized attacker to elevate privileges locally. Use after free in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2025-48822 [HIGH] CWE-125 CVE-2025-48822: Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally. Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

CVE-2026-50507 [MEDIUM] CWE-306 CVE-2026-50507: Missing authentication for critical function in Windows BitLocker allows an unauthorized attacker to Missing authentication for critical function in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2024-38245 [HIGH] CWE-20 CVE-2024-38245: Kernel Streaming Service Driver Elevation of Privilege Vulnerability Kernel Streaming Service Driver Elevation of Privilege Vulnerability

CVE-2025-29812 [HIGH] CWE-822 CVE-2025-29812: Untrusted pointer dereference in Windows Kernel Memory allows an authorized attacker to elevate priv Untrusted pointer dereference in Windows Kernel Memory allows an authorized attacker to elevate privileges locally.

CVE-2026-20875 [HIGH] CWE-476 CVE-2026-20875: Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an una Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.

CVE-2024-38243 [HIGH] CWE-20 CVE-2024-38243: Kernel Streaming Service Driver Elevation of Privilege Vulnerability Kernel Streaming Service Driver Elevation of Privilege Vulnerability

CVE-2024-38238 [HIGH] CWE-122 CVE-2024-38238: Kernel Streaming Service Driver Elevation of Privilege Vulnerability Kernel Streaming Service Driver Elevation of Privilege Vulnerability

CVE-2025-33056 [HIGH] CWE-284 CVE-2025-33056: Improper access control in Microsoft Local Security Authority Server (lsasrv) allows an unauthorized Improper access control in Microsoft Local Security Authority Server (lsasrv) allows an unauthorized attacker to deny service over a network.

CVE-2024-38134 [HIGH] CWE-125 CVE-2024-38134: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability

CVE-2025-21375 [HIGH] CWE-20 CVE-2025-21375: Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability