Microsoft Windows 10 21H2 vulnerabilities

CVE-2023-35384 [MEDIUM] CWE-73 CVE-2023-35384: Windows HTML Platforms Security Feature Bypass Vulnerability Windows HTML Platforms Security Feature Bypass Vulnerability

CVE-2025-53807 [HIGH] CWE-362 CVE-2025-53807: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

CVE-2025-21301 [MEDIUM] CWE-284 CVE-2025-21301: Windows Geolocation Service Information Disclosure Vulnerability Windows Geolocation Service Information Disclosure Vulnerability

CVE-2025-27468 [HIGH] CWE-269 CVE-2025-27468: Improper privilege management in Windows Secure Kernel Mode allows an authorized attacker to elevate Improper privilege management in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

CVE-2025-62218 [HIGH] CWE-362 CVE-2025-62218: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Wireless Provisioning System allows an authorized attacker to elevate privileges locally.

CVE-2025-53716 [MEDIUM] CWE-476 CVE-2025-53716: Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an aut Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

CVE-2026-85362 [HIGH] CWE-763 CVE-2026-85362: Release of invalid pointer or reference in Windows Management Instrumentation allows an authorized a Release of invalid pointer or reference in Windows Management Instrumentation allows an authorized attacker to elevate privileges locally.

CVE-2026-85853 [HIGH] CWE-125 CVE-2026-85853: Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges l Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-83750 [HIGH] CWE-122 CVE-2026-83750: Time-of-check time-of-use (toctou) race condition in Windows Error Reporting allows an authorized at Time-of-check time-of-use (toctou) race condition in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

CVE-2026-47648 [HIGH] CWE-426 CVE-2026-47648: Untrusted search path in Windows Storage allows an authorized attacker to elevate privileges locally Untrusted search path in Windows Storage allows an authorized attacker to elevate privileges locally.

CVE-2026-69859 [HIGH] CWE-191 CVE-2026-69859: Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) a Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally.

CVE-2026-88098 [HIGH] CWE-822 CVE-2026-88098: Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized at Untrusted pointer dereference in Windows Security Support Provider Interface allows an authorized attacker to elevate privileges locally.

CVE-2025-29958 [MEDIUM] CWE-908 CVE-2025-29958: Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an unauthor Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2025-29961 [MEDIUM] CWE-125 CVE-2025-29961: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2025-59193 [HIGH] CWE-362 CVE-2025-59193: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.

CVE-2026-27929 [HIGH] CWE-367 CVE-2026-27929: Time-of-check time-of-use (toctou) race condition in Windows LUAFV allows an authorized attacker to Time-of-check time-of-use (toctou) race condition in Windows LUAFV allows an authorized attacker to elevate privileges locally.

CVE-2026-45487 [HIGH] CWE-367 CVE-2026-45487: Time-of-check time-of-use (TOCTOU) race condition in Program Compatibility Assistant Service allows Time-of-check time-of-use (TOCTOU) race condition in Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

CVE-2026-85920 [HIGH] CWE-367 CVE-2026-85920: Time-of-check time-of-use (toctou) race condition in Windows BitLocker allows an authorized attacker Time-of-check time-of-use (toctou) race condition in Windows BitLocker allows an authorized attacker to elevate privileges locally.

CVE-2025-29836 [MEDIUM] CWE-125 CVE-2025-29836: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CVE-2026-88160 [HIGH] CWE-362 CVE-2026-88160: Concurrent execution using shared resource with improper synchronization ('race condition') in Micro Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.