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CVE-2022-21882

HighPublished

Win32k Elevation of Privilege Vulnerability

Published: Jan 11, 2022
Updated: Aug 15, 2026
Assigning CNA: microsoft
Evidence observed: Feb 4, 2022

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:H

EPSS probability estimate

59.2%

High · next 30 days

Percentile: 99.1%
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

CVE-2022-21882Exploit
CVE-2022-21882
CVE-2022-21882Exploit
win32k LPE
CVE-2022-21882Exploit
Win32k elevation of privilege exploit for CVE-2022-21882, providing a proof-of-concept implementation targeting Windows kernel vulnerabilities.
CVE-2022-21882PoC

Responsible use

Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.

Proof-of-concept exploit for CVE-2022-21882, a Win32k elevation of privilege vulnerability targeting Windows 10 21H2, demonstrating kernel-mode privilege escalation.

cve-2022-21882-pocPoC

lpe poc for cve-2022-21882

KernelhubExploit

🌴Linux, macOS, Windows Kernel privilege escalation vulnerability collection, with compilation environment, demo GIF map, vulnerability details, executable file (Privilege Escalation Vulnerability Collection)