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Windows 11 21h2

windows_11_21h2

Vendor: Microsoft • 1,001 CVEs

CVEs (1,001)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
2Windows 11 21h2
Windows Server 2022
Jun 17, 2026
Dec 18, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 20...Show more
An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 2022 version 20348.643. A specially-crafted set of syscalls can lead to a reboot. An unprivileged user can run specially-crafted code to trigger Denial Of Service.Show less
1Microsoft
2Windows 11 21h2
Windows Server 2022
Jun 17, 2026
Dec 18, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 20...Show more
An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 2022 version 20348.643. A specially-crafted set of syscalls can lead to a reboot. An unprivileged user can run specially-crafted code to trigger Denial Of Service.Show less
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.1 HIGH· v3
N/A· v2
Microsoft OpenSSH for Windows Remote Code Execution Vulnerability
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
Remote Desktop Client Remote Code Execution Vulnerability
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Code Integrity Guard Security Feature Bypass Vulnerability
1Microsoft
6Windows 11 21h2
Windows 11 22h2Windows 11 23h2+3 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
8.4 HIGH· v3
N/A· v2
Windows Scripting Engine Security Feature Bypass Vulnerability
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Winlogon Elevation of Privilege Vulnerability
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
8.1 HIGH· v3
N/A· v2
Remote Desktop Protocol Server Remote Code Execution Vulnerability
1Microsoft
10Windows 10 1809
Windows 10 21h2Windows 10 22h2+7 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.1 HIGH· v3
N/A· v2
Microsoft OpenSSH for Windows Remote Code Execution Vulnerability
1Microsoft
8Windows 10 21h2
Windows 10 22h2Windows 11 21h2+5 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
8.3 HIGH· v3
N/A· v2
Microsoft Speech Application Programming Interface (SAPI) Remote Code Execution Vulnerability
1Microsoft
14Windows 10 1507
Windows 10 1607Windows 10 1809+11 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
8.1 HIGH· v3
N/A· v2
Windows MSHTML Platform Spoofing Vulnerability
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Microsoft Management Console Remote Code Execution Vulnerability
1Microsoft
15Windows 10 1507
Windows 10 1607Windows 10 1809+12 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.0 HIGH· v3
N/A· v2
Windows Kernel Elevation of Privilege Vulnerability
1Microsoft
13Windows 10 1507
Windows 10 1607Windows 10 1809+10 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Windows Network Address Translation (NAT) Denial of Service Vulnerability
1Microsoft
14Windows 10 1507
Windows 10 1607Windows 10 1809+11 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
1Microsoft
13Windows 10 1507
Windows 10 1607Windows 10 1809+10 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Windows Network Address Translation (NAT) Denial of Service Vulnerability
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Windows Mobile Broadband Driver Denial of Service Vulnerability
1Microsoft
14Windows 10 1507
Windows 10 1607Windows 10 1809+11 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
7.8 HIGH· v3
N/A· v2
Microsoft Windows Storage Port Driver Elevation of Privilege Vulnerability
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Windows Mobile Broadband Driver Denial of Service Vulnerability
1Microsoft
9Windows 10 1809
Windows 10 21h2Windows 10 22h2+6 more
Jun 17, 2026
Oct 8, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Windows Mobile Broadband Driver Denial of Service Vulnerability