Microsoft Windows 10 21H2 vulnerabilities

CVE-2025-62462 [HIGH] CWE-126 CVE-2025-62462: Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privilege Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2025-62464 [HIGH] CWE-126 CVE-2025-62464: Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privilege Buffer over-read in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2025-62461 [HIGH] CWE-126 CVE-2025-62461: Buffer over-read in Windows Projected File System Filter Driver allows an authorized attacker to ele Buffer over-read in Windows Projected File System Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-50170 [HIGH] CWE-280 CVE-2025-50170: Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Drive Improper handling of insufficient permissions or privileges in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-50697 [HIGH] CWE-200 CVE-2026-50697: Exposure of sensitive information to an unauthorized actor in Windows Common Log File System Driver Exposure of sensitive information to an unauthorized actor in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

CVE-2025-59290 [HIGH] CWE-416 CVE-2025-59290: Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges loca Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.

CVE-2025-59514 [HIGH] CWE-269 CVE-2025-59514: Improper privilege management in Microsoft Streaming Service allows an authorized attacker to elevat Improper privilege management in Microsoft Streaming Service allows an authorized attacker to elevate privileges locally.

CVE-2025-54111 [HIGH] CWE-416 CVE-2025-54111: Use after free in Windows UI XAML Phone DatePickerFlyout allows an authorized attacker to elevate pr Use after free in Windows UI XAML Phone DatePickerFlyout allows an authorized attacker to elevate privileges locally.

CVE-2026-70172 [HIGH] CWE-822 CVE-2026-70172: Untrusted pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges lo Untrusted pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVE-2026-70566 [HIGH] CWE-476 CVE-2026-70566: Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges loc Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges locally.

CVE-2026-84017 [HIGH] CWE-476 CVE-2026-84017: Null pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthorized Null pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to deny service over a network.

CVE-2026-23672 [HIGH] CWE-125 CVE-2026-23672: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-50498 [HIGH] CWE-125 CVE-2026-50498: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-83587 [HIGH] CWE-822 CVE-2026-83587: Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate pri Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

CVE-2026-49790 [HIGH] CWE-122 CVE-2026-49790: Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

CVE-2026-25174 [HIGH] CWE-125 CVE-2026-25174: Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate pr Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate privileges locally.

CVE-2025-55224 [HIGH] CWE-362 CVE-2025-55224: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX allows an authorized attacker to execute code locally.

CVE-2026-96933 [HIGH] CWE-822 CVE-2026-96933: Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to Untrusted pointer dereference in Windows COM+ Event System Service allows an authorized attacker to elevate privileges locally.

CVE-2026-96847 [HIGH] CWE-822 CVE-2026-96847: Untrusted pointer dereference in WebDAV allows an authorized attacker to elevate privileges locally. Untrusted pointer dereference in WebDAV allows an authorized attacker to elevate privileges locally.

CVE-2026-96931 [HIGH] CWE-822 CVE-2026-96931: Untrusted pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges lo Untrusted pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.