Microsoft Windows 10 21H2 vulnerabilities

CVE-2026-50476 [HIGH] CWE-416 CVE-2026-50476: Use after free in Microsoft Windows allows an authorized attacker to elevate privileges locally. Use after free in Microsoft Windows allows an authorized attacker to elevate privileges locally.

CVE-2026-57093 [HIGH] CWE-416 CVE-2026-57093: 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-2026-50470 [HIGH] CWE-125 CVE-2026-50470: Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose information over a network.

CVE-2026-88073 [HIGH] CWE-416 CVE-2026-88073: Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locall Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-50457 [HIGH] CWE-362 CVE-2026-50457: Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally. Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally.

CVE-2026-54125 [HIGH] CWE-362 CVE-2026-54125: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an authorized attacker to elevate privileges locally.

CVE-2026-96317 [HIGH] CWE-416 CVE-2026-96317: 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-2026-88080 [HIGH] CWE-416 CVE-2026-88080: 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-2026-85334 [HIGH] CWE-125 CVE-2026-85334: Out-of-bounds read in Windows Message Queuing Queue Manager allows an unauthorized attacker to discl Out-of-bounds read in Windows Message Queuing Queue Manager allows an unauthorized attacker to disclose information over a network.

CVE-2026-103558 [HIGH] CWE-833 CVE-2026-103558: Deadlock in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny Deadlock in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service over a network.

CVE-2026-88101 [HIGH] CWE-1390 CVE-2026-88101: Weak authentication in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate Weak authentication in Microsoft Input Method Editor (IME) allows an authorized attacker to elevate privileges locally.

CVE-2026-50415 [HIGH] CWE-200 CVE-2026-50415: Exposure of sensitive information to an unauthorized actor in Windows Media allows an unauthorized a Exposure of sensitive information to an unauthorized actor in Windows Media allows an unauthorized attacker to disclose information over a network.

CVE-2023-35309 [HIGH] CWE-591 CVE-2023-35309: Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability

CVE-2026-77896 [HIGH] CWE-190 CVE-2026-77896: Integer overflow or wraparound in Remote Desktop Client allows an unauthorized attacker to deny serv Integer overflow or wraparound in Remote Desktop Client allows an unauthorized attacker to deny service over a network.

CVE-2025-60704 [HIGH] CWE-325 CVE-2025-60704: Missing cryptographic step in Windows Kerberos allows an unauthorized attacker to elevate privileges Missing cryptographic step in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.

CVE-2023-35382 [HIGH] CWE-416 CVE-2023-35382: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability

CVE-2023-35386 [HIGH] CWE-125 CVE-2023-35386: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability

CVE-2026-69347 [HIGH] CWE-122 CVE-2026-69347: Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to execute cod Heap-based buffer overflow in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.

CVE-2024-38085 [HIGH] CWE-416 CVE-2024-38085: Windows Graphics Component Elevation of Privilege Vulnerability Windows Graphics Component Elevation of Privilege Vulnerability

CVE-2024-30032 [HIGH] CWE-416 CVE-2024-30032: Windows DWM Core Library Elevation of Privilege Vulnerability Windows DWM Core Library Elevation of Privilege Vulnerability