Search/CVE-2021-28310
● CVE — High

CVE-2021-28310

VendormicrosoftProductwindows 10 1809, windows server 2019, windows 10 1803, windows 10 1909, windows 10 20h2, windows 10 2004, windows server 20h2, windows server 1909, windows server 2004DiscoveredApr 13, 2021UpdatedOct 30, 2025

Win32k Elevation of Privilege Vulnerability

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CVSS v3.1
7.8 HIGH
EPSS
8.40%
probability of exploitation in 30 days
CISA KEV
Listed
confirmed active exploitation
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 22, 2026
▲ 0.07pp
8.33% → 8.40% over 2 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Connections
10 relationships
Timeline
disclosure → media coverage
Apr 13, 2021
Disclosure — published as a CVE record. · last revised by NVD Oct 30, 2025
Public PoC (1)
github.com/Rafael-Svechinskaya/IOC_for_CVE-2021-28310
Unverified third-party code — review before executing.