Microsoft Windows 10 21H2 vulnerabilities

CVE-2026-97811 [HIGH] CWE-400 CVE-2026-97811: Double free in OpenSSH for Windows allows an authorized attacker to elevate privileges locally. Double free in OpenSSH for Windows allows an authorized attacker to elevate privileges locally.

CVE-2026-45637 [HIGH] CWE-416 CVE-2026-45637: Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-45605 [HIGH] CWE-416 CVE-2026-45605: 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-2026-45593 [HIGH] CWE-190 CVE-2026-45593: Use after free in Windows SDK allows an authorized attacker to elevate privileges locally. Use after free in Windows SDK allows an authorized attacker to elevate privileges locally.

CVE-2026-42983 [HIGH] CWE-416 CVE-2026-42983: Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-50406 [HIGH] CWE-416 CVE-2026-50406: Use after free in Windows Backup Engine allows an authorized attacker to elevate privileges locally. Use after free in Windows Backup Engine allows an authorized attacker to elevate privileges locally.

CVE-2026-54989 [HIGH] CWE-416 CVE-2026-54989: 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-2026-50359 [HIGH] CWE-416 CVE-2026-50359: Use after free in Microsoft XML Core Services allows an authorized attacker to elevate privileges lo Use after free in Microsoft XML Core Services allows an authorized attacker to elevate privileges locally.

CVE-2026-50390 [HIGH] CWE-843 CVE-2026-50390: Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-70579 [HIGH] CWE-125 CVE-2026-70579: Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose informati Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.

CVE-2026-50463 [HIGH] CWE-125 CVE-2026-50463: Out-of-bounds read in Windows Kernel allows an unauthorized attacker to disclose information over a Out-of-bounds read in Windows Kernel allows an unauthorized attacker to disclose information over a network.

CVE-2026-44802 [HIGH] CWE-416 CVE-2026-44802: Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-32155 [HIGH] CWE-416 CVE-2026-32155: Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-32078 [HIGH] CWE-416 CVE-2026-32078: Use after free in Windows Projected File System allows an authorized attacker to elevate privileges Use after free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2026-32074 [HIGH] CWE-415 CVE-2026-32074: Double free in Windows Projected File System allows an authorized attacker to elevate privileges loc Double free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2026-32069 [HIGH] CWE-415 CVE-2026-32069: Double free in Windows Projected File System allows an authorized attacker to elevate privileges loc Double free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2026-50427 [HIGH] CWE-362 CVE-2026-50427: Use after free in Content Delivery Manager allows an authorized attacker to elevate privileges local Use after free in Content Delivery Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-50689 [HIGH] CWE-362 CVE-2026-50689: Use after free in Windows Clipboard Server allows an authorized attacker to elevate privileges local Use after free in Windows Clipboard Server allows an authorized attacker to elevate privileges locally.

CVE-2026-85353 [HIGH] CWE-125 CVE-2026-85353: Out-of-bounds read in Windows Print Spooler Components allows an unauthorized attacker to disclose i Out-of-bounds read in Windows Print Spooler Components allows an unauthorized attacker to disclose information over a network.

CVE-2025-64661 [HIGH] CWE-362 CVE-2025-64661: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Shell allows an authorized attacker to elevate privileges locally.