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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 119 of 188
CVE-2026-73003P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-73003 [HIGH] CWE-416 CVE-2026-73003: Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate pr Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
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CVE-2026-69280P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69280 [HIGH] CWE-416 CVE-2026-69280: Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges loc Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
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CVE-2026-69654P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69654 [HIGH] CWE-416 CVE-2026-69654: Use after free in Windows Accounts Control allows an authorized attacker to elevate privileges local Use after free in Windows Accounts Control allows an authorized attacker to elevate privileges locally.
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CVE-2026-69498P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69498 [HIGH] CWE-416 CVE-2026-69498: 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-2026-71353P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-71353 [HIGH] CWE-415 CVE-2026-71353: Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to ele Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
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CVE-2026-69652P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69652 [HIGH] CWE-416 CVE-2026-69652: 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-2026-69648P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69648 [HIGH] CWE-416 CVE-2026-69648: Use after free in Windows Notification allows an authorized attacker to elevate privileges locally. Use after free in Windows Notification allows an authorized attacker to elevate privileges locally.
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CVE-2026-73022P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-73022 [HIGH] CWE-416 CVE-2026-73022: Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate pr Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
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CVE-2026-69275P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69275 [HIGH] CWE-416 CVE-2026-69275: Use after free in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate Use after free in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.
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CVE-2026-69567P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69567 [HIGH] CWE-416 CVE-2026-69567: 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-2026-69816P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69816 [HIGH] CWE-416 CVE-2026-69816: Use after free in Windows Accounts Control allows an authorized attacker to elevate privileges local Use after free in Windows Accounts Control allows an authorized attacker to elevate privileges locally.
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CVE-2026-69834P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69834 [HIGH] CWE-416 CVE-2026-69834: Use after free in Windows ALPC allows an authorized attacker to elevate privileges locally. Use after free in Windows ALPC allows an authorized attacker to elevate privileges locally.
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CVE-2026-62694P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-62694 [HIGH] CWE-416 CVE-2026-62694: Use after free in Windows Installer allows an authorized attacker to elevate privileges locally. Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
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CVE-2026-70577P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-70577 [HIGH] CWE-416 CVE-2026-70577: Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate pr Use after free in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.
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CVE-2026-85360P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-85360 [HIGH] CWE-416 CVE-2026-85360: 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-2026-69605P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69605 [HIGH] CWE-416 CVE-2026-69605: Use after free in Microsoft Install Service allows an authorized attacker to elevate privileges loca Use after free in Microsoft Install Service allows an authorized attacker to elevate privileges locally.
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CVE-2026-71351P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-71351 [HIGH] CWE-415 CVE-2026-71351: Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to ele Double free in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
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CVE-2026-69473P3HIGHCVSS 7.0fixed in 10.0.19044.77252026-09-08
CVE-2026-69473 [HIGH] CWE-416 CVE-2026-69473: 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-2026-65678P3HIGHCVSS 7.0fixed in 10.0.19044.76632026-08-11
CVE-2026-65678 [HIGH] CWE-416 CVE-2026-65678: 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-2026-61366P3HIGHCVSS 7.0fixed in 10.0.19044.76632026-08-11
CVE-2026-61366 [HIGH] CWE-415 CVE-2026-61366: Double free in Windows Network Connection Broker allows an authorized attacker to elevate privileges Double free in Windows Network Connection Broker allows an authorized attacker to elevate privileges locally.
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Microsoft Windows 10 21H2 vulnerabilities | cvebase