peter bassill · operator
$ cve CVE-2021-1732 JSON

CVE-2021-1732 KEV

7.8
HIGH · CVSS 3.1 · EPSS 78.4% (pctl 100)

Patch first

On CISA KEV — known exploited in the wild, due 2021-11-17.

Description

Windows Win32k Elevation of Privilege Vulnerability

Scoring

CVSS7.8 (HIGH, v3.1)
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS78.38% — more likely to be exploited than 100% of all CVEs
WeaknessCWE-787
On CISA KEVyes — remediate by 2021-11-17
Public exploitnone known
Published2021-02-25
Last modified2026-08-12

CISA KEV

NameMicrosoft Win32k Privilege Escalation Vulnerability
Added2021-11-03
Due2021-11-17
Vendor / productMicrosoft / Win32k
Ransomware useknown

Affected (9)

VendorProduct
microsoftwindows 10 1803
microsoftwindows 10 1809
microsoftwindows 10 1909
microsoftwindows 10 2004
microsoftwindows 10 20h2
microsoftwindows server 1909
microsoftwindows server 2004
microsoftwindows server 2019
microsoftwindows server 20h2

References

→ the Explorer  ·  watch your stack  ·  NVD