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 95 of 146
CVE-2025-55223P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.63322025-09-09
CVE-2025-55223 [HIGH] CWE-362 CVE-2025-55223: Concurrent execution using shared resource with improper synchronization ('race condition') in Graph
Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-49762P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.62162025-08-12
CVE-2025-49762 [HIGH] CWE-362 CVE-2025-49762: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-21240P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.69372026-02-10
CVE-2026-21240 [HIGH] CWE-367 CVE-2026-21240: Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker
Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-53135P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.62162025-08-12
CVE-2025-53135 [HIGH] CWE-362 CVE-2025-53135: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-54114P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.63322025-09-09
CVE-2025-54114 [HIGH] CWE-362 CVE-2025-54114: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected Devices Platform Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55328P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.64562025-10-14
CVE-2025-55328 [HIGH] CWE-362 CVE-2025-55328: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-50372P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-50372 [HIGH] CWE-122 CVE-2026-50372: Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate priv
Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55687P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.64562025-10-14
CVE-2025-55687 [HIGH] CWE-362 CVE-2025-55687: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Resilient File System (ReFS) allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2026-27917P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-27917 [HIGH] CWE-416 CVE-2026-27917: Use after free in Windows WFP NDIS Lightweight Filter Driver (wfplwfs.sys) allows an authorized atta
Use after free in Windows WFP NDIS Lightweight Filter Driver (wfplwfs.sys) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59196P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.64562025-10-14
CVE-2025-59196 [HIGH] CWE-362 CVE-2025-59196: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-45640P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.74172026-06-09
CVE-2026-45640 [HIGH] CWE-416 CVE-2026-45640: Use after free in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges
Use after free in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59220P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19043.63322025-09-18
CVE-2025-59220 [HIGH] CWE-362 CVE-2025-59220: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-58619P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.75482026-07-14
CVE-2026-58619 [HIGH] CWE-416 CVE-2026-58619: Use after free in Windows Sensor Data Service allows an authorized attacker to elevate privileges lo
Use after free in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-42825P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.72912026-05-12
CVE-2026-42825 [HIGH] CWE-416 CVE-2026-42825: Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges loca
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-42912P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.74172026-06-09
CVE-2026-42912 [HIGH] CWE-362 CVE-2026-42912: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-34345P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.72912026-05-12
CVE-2026-34345 [HIGH] CWE-362 CVE-2026-34345: 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.
nvd
CVE-2026-35418P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.72912026-05-12
CVE-2026-35418 [HIGH] CWE-367 CVE-2026-35418: Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate pr
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32083P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-32083 [HIGH] CWE-362 CVE-2026-32083: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-32082P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.71842026-04-14
CVE-2026-32082 [HIGH] CWE-362 CVE-2026-32082: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-42836P3HIGHCVSS 7.0≥ 10.0.19044.0, < 10.0.19044.74172026-06-09
CVE-2026-42836 [HIGH] CWE-362 CVE-2026-42836: 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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