Windows 11 21h2
Vendor:
First CVE: Dec 11, 2013 · Active for 12 years
1,001
Total CVEs
More Total CVEs than 100% of tracked products
166.8
Avg CVEs / Year
Higher CVE frequency than 100% of tracked products
7.5
Avg CVSS
Higher Avg CVSS than 52% of tracked products
6.7%
KEV Rate
Higher KEV Rate than 98% of tracked products
Trends Over Time
The number and severity of CVEs published that impact Windows 11 21h2 over time
Volume of CVEsAvg CVSS Base Score
First CVE
Dec 11, 2013
12 years ago
Most Recent CVE
Dec 18, 2024
587 days ago
CVE Severity & Scoring
Windows 11 21h21,001 CVEs
25%
72%
All CVEs353,240 CVEs
45%
40%
11%
LowMediumHighCritical
Attack Vector
Local497 (49.7%)
Network396 (39.6%)
Unknown0 (0.0%)
Physical38 (3.8%)
Adjacent Network70 (7.0%)
Attack Complexity
Low832 (83.1%)
High169 (16.9%)
Unknown0 (0.0%)
User Interaction
None771 (77.0%)
Unknown0 (0.0%)
Required230 (23.0%)
Privileges Required
Low527 (52.6%)
High32 (3.2%)
None442 (44.2%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (1001 CVEs).
1,001 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-44487HIGH 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 | Oct 10, 2023 | 7.5 | 97 | YES | YES |
CVE-2022-30190HIGH A remote code execution vulnerability exists when MSDT is called using the URL protocol from a calling application such as Word. An attacker who successfully exploits this vulnerab | Jun 1, 2022 | 7.8 | 97 | YES | YES |
CVE-2021-34527HIGH <p>A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this v | Jul 2, 2021 | 8.8 | 97 | YES | YES |
CVE-2023-36884HIGH Windows Search Remote Code Execution Vulnerability | Jul 11, 2023 | 7.5 | 96 | YES | NO |
CVE-2022-26923HIGH Active Directory Domain Services Elevation of Privilege Vulnerability | May 10, 2022 | 8.8 | 96 | YES | YES |
CVE-2024-21412HIGH Internet Shortcut Files Security Feature Bypass Vulnerability | Feb 13, 2024 | 8.1 | 95 | YES | NO |
CVE-2023-36025HIGH Windows SmartScreen Security Feature Bypass Vulnerability | Nov 14, 2023 | 8.8 | 95 | YES | NO |
CVE-2021-40449HIGH Win32k Elevation of Privilege Vulnerability | Oct 13, 2021 | 7.8 | 94 | YES | YES |
CVE-2024-38112HIGH Windows MSHTML Platform Spoofing Vulnerability | Jul 9, 2024 | 7.5 | 93 | YES | NO |
CVE-2024-21338HIGH Windows Kernel Elevation of Privilege Vulnerability | Feb 13, 2024 | 7.8 | 93 | YES | YES |
Exploit Exposure
Signals from CVEs in this product scope (1001 CVEs).
CISA KEV
67 CVEs
6.7% of CVEs· 98th percentile
Metasploit
14 CVEs
1.4% of CVEs· 97th percentile
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
5 CVEs
0.5% of CVEs· 85th percentile
Social Chatter
Signals from CVEs in this product scope (1001 CVEs).
Media Mentions
Signals from CVEs in this product scope (1001 CVEs).
Top CNAs Publishing CVEs For Windows 11 21h2
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 10.0.22000.593 | 2 | 7.0 | 0.8% | 0 | 0 |
| 10.0.22000.376 | 1 | 8.0 | 71.0% | 0 | 0 |
| 10.0.22000.2295 | 1 | 5.5 | 0.6% | 0 | 0 |