CVE-2021-28310
HighPublished
Win32k Elevation of Privilege Vulnerability
- Published
- Apr 13, 2021
- Updated
- Oct 21, 2025
- Assigning CNA
- microsoft
- Evidence observed
- Nov 3, 2021
Primary CVSS
7.8/ 10High
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H8.3%
Low · next 30 days
- Percentile
- 94.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
Win32k Elevation of Privilege Vulnerability
Sources
1- IOC_for_CVE-2021-28310Exploit
Malicious Payloads that abuses Win32k Elevation of Privilege Vulnerability (CVE-2021-28310)
Responsible use
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