Microsoft Windows 10 21H2 vulnerabilities

CVE-2026-83873 [HIGH] CWE-23 CVE-2026-83873: Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally Relative path traversal in Windows Shell allows an authorized attacker to elevate privileges locally.

CVE-2026-70225 [HIGH] CWE-843 CVE-2026-70225: Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver f Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVE-2026-83927 [HIGH] CWE-59 CVE-2026-83927: Improper link resolution before file access ('link following') in Windows Registry allows an authori Improper link resolution before file access ('link following') in Windows Registry allows an authorized attacker to elevate privileges locally.

CVE-2026-70102 [HIGH] CWE-416 CVE-2026-70102: Use after free in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally. Use after free in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.

CVE-2026-61931 [HIGH] CWE-416 CVE-2026-61931: Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate pri Use after free in Windows Perception Simulation Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69798 [HIGH] CWE-416 CVE-2026-69798: Use after free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileg Use after free in Windows Wired AutoConfig Service allows an authorized attacker to elevate privileges locally.

CVE-2026-69884 [HIGH] CWE-126 CVE-2026-69884: Buffer over-read in Windows GDI allows an authorized attacker to elevate privileges locally. Buffer over-read in Windows GDI allows an authorized attacker to elevate privileges locally.

CVE-2025-64680 [HIGH] CWE-122 CVE-2025-64680: Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-97798 [HIGH] CWE-88 CVE-2026-97798: Improper neutralization of argument delimiters in a command ('argument injection') in Windows Error Improper neutralization of argument delimiters in a command ('argument injection') in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

CVE-2026-69289 [HIGH] CWE-59 CVE-2026-69289: Improper link resolution before file access ('link following') in Windows Setup Files Cleanup allows Improper link resolution before file access ('link following') in Windows Setup Files Cleanup allows an authorized attacker to elevate privileges locally.

CVE-2026-61358 [HIGH] CWE-59 CVE-2026-61358: Improper link resolution before file access ('link following') in Windows Accessibility Infrastructu Improper link resolution before file access ('link following') in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to elevate privileges locally.

CVE-2026-50469 [HIGH] CWE-59 CVE-2026-50469: Improper link resolution before file access ('link following') in Windows Projected File System allo Improper link resolution before file access ('link following') in Windows Projected File System allows an authorized attacker to elevate privileges locally.

CVE-2025-62474 [HIGH] CWE-284 CVE-2025-62474: Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.

CVE-2026-102216 [HIGH] CWE-843 CVE-2026-102216: Access of resource using incompatible type ('type confusion') in Windows StateRepository API allows Access of resource using incompatible type ('type confusion') in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

CVE-2026-102220 [HIGH] CWE-416 CVE-2026-102220: Use after free in Windows VHD miniport driver allows an authorized attacker to elevate privileges lo Use after free in Windows VHD miniport driver allows an authorized attacker to elevate privileges locally.

CVE-2026-102196 [HIGH] CWE-416 CVE-2026-102196: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

CVE-2026-70051 [HIGH] CWE-843 CVE-2026-70051: Access of resource using incompatible type ('type confusion') in Windows SmartScreen allows an autho Access of resource using incompatible type ('type confusion') in Windows SmartScreen allows an authorized attacker to elevate privileges locally.

CVE-2026-24292 [HIGH] CWE-416 CVE-2026-24292: Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to eleva Use after free in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.

CVE-2025-53789 [HIGH] CWE-306 CVE-2025-53789: Missing authentication for critical function in Windows StateRepository API allows an authorized att Missing authentication for critical function in Windows StateRepository API allows an authorized attacker to elevate privileges locally.

CVE-2026-88152 [HIGH] CWE-416 CVE-2026-88152: Use after free in Windows Background Intelligent Transfer Service (BITS) allows an authorized attack Use after free in Windows Background Intelligent Transfer Service (BITS) allows an authorized attacker to elevate privileges locally.