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Microsoft Windows 10 21H2 vulnerabilities

3,745 known vulnerabilities affecting microsoft/windows_10_21h2.

Total CVEs
3,745
CISA KEV
91
actively exploited
Public exploits
55
Exploited in wild
102
Severity breakdown
CRITICAL123HIGH2691MEDIUM922LOW9

Vulnerabilities

Page 130 of 188
CVE-2026-69581P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69581 [HIGH] CWE-362 CVE-2026-69581: Use after free in Windows Device Association Service allows an authorized attacker to elevate privil Use after free in Windows Device Association Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-69448P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69448 [HIGH] CWE-362 CVE-2026-69448: 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.
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CVE-2026-69385P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69385 [HIGH] CWE-362 CVE-2026-69385: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
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CVE-2026-69682P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69682 [HIGH] CWE-362 CVE-2026-69682: Use after free in Windows Host Guardian Service allows an authorized attacker to elevate privileges Use after free in Windows Host Guardian Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-69404P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69404 [HIGH] CWE-362 CVE-2026-69404: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
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CVE-2026-69398P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69398 [HIGH] CWE-362 CVE-2026-69398: 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.
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CVE-2026-50349P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-50349 [HIGH] CWE-362 CVE-2026-50349: 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.
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CVE-2026-77894P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-77894 [HIGH] CWE-362 CVE-2026-77894: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to elevate privileges locally.
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CVE-2026-69441P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69441 [HIGH] CWE-362 CVE-2026-69441: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to elevate privileges locally.
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CVE-2026-62690P3HIGHCVSS 7.0fixed in 10.0.19044.76632026-08-11
CVE-2026-62690 [HIGH] CWE-362 CVE-2026-62690: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
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CVE-2026-54112P3HIGHCVSS 7.0fixed in 10.0.19044.75482026-07-14
CVE-2026-54112 [HIGH] CWE-362 CVE-2026-54112: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
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CVE-2026-50371P3HIGHCVSS 7.0fixed in 10.0.19044.75482026-07-14
CVE-2026-50371 [HIGH] CWE-362 CVE-2026-50371: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows LUAFV allows an authorized attacker to elevate privileges locally.
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CVE-2026-50450P3HIGHCVSS 7.0fixed in 10.0.19044.75482026-07-14
CVE-2026-50450 [HIGH] CWE-362 CVE-2026-50450: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Wireless Wide Area Network Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-50672P3HIGHCVSS 7.0fixed in 10.0.19044.75482026-07-14
CVE-2026-50672 [HIGH] CWE-362 CVE-2026-50672: Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally. Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
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CVE-2026-85930P3HIGHCVSS 7.0fixed in 10.0.19044.78072026-10-13
CVE-2026-85930 [HIGH] CWE-416 CVE-2026-85930: Use after free in Windows Image Acquisition allows an authorized attacker to elevate privileges loca Use after free in Windows Image Acquisition allows an authorized attacker to elevate privileges locally.
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CVE-2026-45601P3HIGHCVSS 7.0fixed in 10.0.19044.74172026-06-09
CVE-2026-45601 [HIGH] CWE-362 CVE-2026-45601: 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.
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CVE-2026-45598P3HIGHCVSS 7.0fixed in 10.0.19044.74172026-06-09
CVE-2026-45598 [HIGH] CWE-362 CVE-2026-45598: 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.
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CVE-2026-45603P3HIGHCVSS 7.0fixed in 10.0.19044.74172026-06-09
CVE-2026-45603 [HIGH] CWE-362 CVE-2026-45603: 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.
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CVE-2026-26173P3HIGHCVSS 7.0fixed in 10.0.19044.71842026-04-14
CVE-2026-26173 [HIGH] CWE-362 CVE-2026-26173: 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.
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CVE-2026-34334P3HIGHCVSS 7.0fixed in 10.0.19044.72912026-05-12
CVE-2026-34334 [HIGH] CWE-362 CVE-2026-34334: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.
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Microsoft Windows 10 21H2 vulnerabilities | cvebase