← Back

Windows 11 21h2

windows_11_21h2

Vendor: Microsoft • 1,001 CVEs

CVEs (1,001)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Feb 28, 2025
Oct 10, 2023
N/A· v4
7.3 HIGH· v3
N/A· v2
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
1Microsoft
11Windows 10 1507
Windows 10 1809Windows 10 21h1+8 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Windows Deployment Services Information Disclosure Vulnerability
1Microsoft
11Windows 10 1507
Windows 10 1607Windows 10 1809+8 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Windows Search Security Feature Bypass Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Oct 28, 2025
Oct 10, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Microsoft WordPad Information Disclosure Vulnerability
1Microsoft
10Windows 10 1507
Windows 10 1607Windows 10 1809+7 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
PrintHTML API Remote Code Execution Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Windows TCP/IP Information Disclosure Vulnerability
1Microsoft
11Windows 10 1507
Windows 10 1809Windows 10 21h1+8 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Windows MSHTML Platform Remote Code Execution Vulnerability
1Microsoft
4.net
Windows 11 21h2Windows 11 22h2+1 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Microsoft QUIC Denial of Service Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Windows IIS Server Elevation of Privilege Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Dec 12, 2024
Oct 10, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Nov 21, 2024
Oct 10, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability
33Akka
AmazonApache+30 more
165.net
3scale Api Management PlatformAdvanced Cluster Management For Kubernetes+162 more
May 12, 2026
Oct 10, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
3Fedoraproject
HaxxMicrosoft
10Curl
FedoraWindows 10 1809+7 more
Dec 2, 2025
Sep 15, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed later via the libcurl headers API. However, curl did not have a limit in how many or how large headers it would accept in...Show more
When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed later via the libcurl headers API. However, curl did not have a limit in how many or how large headers it would accept in a response, allowing a malicious server to stream an endless series of headers and eventually cause curl to run out of heap memory.Show less
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Nov 21, 2024
Sep 12, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Windows GDI Elevation of Privilege Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Apr 8, 2025
Sep 12, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Windows TCP/IP Information Disclosure Vulnerability
1Microsoft
2Windows 11 21h2
Windows 11 22h2
Nov 21, 2024
Sep 12, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Windows Kernel Elevation of Privilege Vulnerability
1Microsoft
12Windows 10 1507
Windows 10 1607Windows 10 1809+9 more
Apr 8, 2025
Sep 12, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Windows TCP/IP Denial of Service Vulnerability
1Microsoft
4Windows 10 21h2
Windows 10 22h2Windows 11 21h2+1 more
Apr 8, 2025
Sep 12, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Internet Connection Sharing (ICS) Remote Code Execution Vulnerability
1Microsoft
10Windows 10 1507
Windows 10 1607Windows 10 1809+7 more
Apr 8, 2025
Sep 12, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Windows Miracast Wireless Display Remote Code Execution Vulnerability
1Microsoft
2Windows 11 21h2
Windows 11 22h2
Jan 1, 2025
Sep 12, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Windows Themes Remote Code Execution Vulnerability