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Microsoft Windows 10 Version 21H2 vulnerabilities

2,906 known vulnerabilities affecting microsoft/windows_10_version_21h2.

Total CVEs
2,906
CISA KEV
95
actively exploited
Public exploits
67
Exploited in wild
124
Severity breakdown
CRITICAL79HIGH2093MEDIUM721LOW13

Vulnerabilities

Page 88 of 146
CVE-2026-32093P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-32093 [HIGH] CWE-122 CVE-2026-32093: Concurrent execution using shared resource with improper synchronization ('race condition') in Funct Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
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CVE-2023-36394P3HIGHCVSS 7.0≥ 10.0.19043.0, < 10.0.19043.36932023-11-14
CVE-2023-36394 [HIGH] CWE-59 CVE-2023-36394: Windows Search Service Elevation of Privilege Vulnerability Windows Search Service Elevation of Privilege Vulnerability
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CVE-2026-24285P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.70582026-03-10
CVE-2026-24285 [HIGH] CWE-416 CVE-2026-24285: Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
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CVE-2026-20842P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.68092026-01-13
CVE-2026-20842 [HIGH] CWE-416 CVE-2026-20842: Use after free in Windows DWM allows an authorized attacker to elevate privileges locally. Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.
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CVE-2025-53140P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.62162025-08-12
CVE-2025-53140 [HIGH] CWE-416 CVE-2025-53140: Use after free in Kernel Transaction Manager allows an authorized attacker to elevate privileges loc Use after free in Kernel Transaction Manager allows an authorized attacker to elevate privileges locally.
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CVE-2026-32073P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-32073 [HIGH] CWE-416 CVE-2026-32073: 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.
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CVE-2025-60716P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.65752025-11-11
CVE-2025-60716 [HIGH] CWE-416 CVE-2025-60716: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
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CVE-2026-21242P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.69372026-02-10
CVE-2026-21242 [HIGH] CWE-416 CVE-2026-21242: Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges lo Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
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CVE-2026-23667P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.70582026-03-10
CVE-2026-23667 [HIGH] CWE-416 CVE-2026-23667: Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally. Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally.
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CVE-2026-32075P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-32075 [HIGH] CWE-416 CVE-2026-32075: Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker t Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges locally.
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CVE-2026-34347P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.72912026-05-12
CVE-2026-34347 [HIGH] CWE-416 CVE-2026-34347: Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally. Use after free in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.
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CVE-2024-43502P3HIGHCVSS 7.1≥ 10.0.19043.0, < 10.0.19044.50112024-10-08
CVE-2024-43502 [HIGH] CWE-908 CVE-2024-43502: Windows Kernel Elevation of Privilege Vulnerability Windows Kernel Elevation of Privilege Vulnerability
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CVE-2026-42984P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.74172026-06-09
CVE-2026-42984 [HIGH] CWE-416 CVE-2026-42984: 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.
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CVE-2026-56173P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-56173 [HIGH] CWE-416 CVE-2026-56173: Use after free in Windows WebView allows an authorized attacker to elevate privileges locally. Use after free in Windows WebView allows an authorized attacker to elevate privileges locally.
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CVE-2026-58629P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-58629 [HIGH] CWE-416 CVE-2026-58629: Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally. Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
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CVE-2026-50397P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-50397 [HIGH] CWE-416 CVE-2026-50397: 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.
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CVE-2025-59185P3MEDIUMCVSS 6.5≥ 10.0.19044.0, < 10.0.19044.64562025-10-14
CVE-2025-59185 [MEDIUM] CWE-73 CVE-2025-59185: External control of file name or path in Windows Core Shell allows an unauthorized attacker to perfo External control of file name or path in Windows Core Shell allows an unauthorized attacker to perform spoofing over a network.
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CVE-2026-56186P3MEDIUMCVSS 6.5≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-56186 [MEDIUM] CWE-125 CVE-2026-56186: Out-of-bounds read in Windows Schannel allows an authorized attacker to disclose information over a Out-of-bounds read in Windows Schannel allows an authorized attacker to disclose information over a network.
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CVE-2026-50376P3MEDIUMCVSS 6.5≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-50376 [MEDIUM] CWE-908 CVE-2026-50376: Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
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CVE-2025-59244P3MEDIUMCVSS 6.5≥ 10.0.19044.0, < 10.0.19044.64562025-10-14
CVE-2025-59244 [MEDIUM] CWE-73 CVE-2025-59244: External control of file name or path in Windows Core Shell allows an unauthorized attacker to perfo External control of file name or path in Windows Core Shell allows an unauthorized attacker to perform spoofing over a network.
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Microsoft Windows 10 Version 21H2 vulnerabilities | cvebase