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Vulnerability Intelligence

CVE-2022-21919

HighExploitedPublic exploit

Windows User Profile Service Elevation of Privilege Vulnerability

Published Jan 12, 2022 · Updated Oct 21, 2025

Key Facts

Patch immediately
  • CVE-2022-21919 is a high-severity vulnerability (CVSS 7.0 v3.1) affecting Windows 10 1507 (Microsoft), Windows 10 1607 (Microsoft), Windows 10 1809 (Microsoft) and 22 more products.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Apr 25, 2022. Public exploit code is available.
  • EPSS estimates a 2.4% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Windows 10 1507 10.0.10240.19177, Windows 10 1607 10.0.14393.4886, Windows 10 1809 10.0.17763.2452.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

7.0

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

2.4%

Higher than 84.0% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2022-21919 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Windows User Profile Service Elevation of Privilege Vulnerability

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVApr 25, 2022May 16, 2022Not reported
Industry KEV feedApr 25, 2022May 16, 2022Not reported
CIRCL KEVApr 25, 2022May 16, 2022Not reported
ENISA EUVDApr 25, 2022n/aNot reported

Required action: Apply updates per vendor instructions.

Affected Products

48 affected entries in total
ProductAffected versionsFixed in
Windows 10 1507MicrosoftSee advisory10.0.10240.19177
Windows 10 1607MicrosoftSee advisory10.0.14393.4886
Windows 10 1809MicrosoftSee advisory10.0.17763.2452
Windows 10 1909MicrosoftSee advisory10.0.18363.2037
Windows 10 20h2MicrosoftSee advisory10.0.19042.1466
20 more affected products in the full CVE brief

Patched Releases

Windows 10 1507

10.0.10240.19177

Windows 10 1607

10.0.14393.4886

Windows 10 1809

10.0.17763.2452

Windows 10 1909

10.0.18363.2037

Windows 10 20h2

10.0.19042.1466

Windows 10 21h1

10.0.19043.1466

Windows 10 21h2

10.0.19044.1466

Windows 11 21h2

10.0.22000.434

Windows Server 2016

10.0.14393.4886

Windows Server 2019

10.0.17763.2452

Windows Server 2022

10.0.20348.469

Windows Server 20h2

10.0.19042.1466

Windows 10 Version 1507

10.0.10240.19177

Windows 10 Version 1607

10.0.14393.4886

Windows 10 Version 1809

10.0.17763.2452

Windows 10 Version 1909

10.0.18363.2037

Windows 10 Version 20H2

10.0.19042.1466

Windows 10 Version 21H1

10.0.19043.1466

Windows 10 Version 21H2

10.0.19043.1466

Windows 11 version 21H2

10.0.22000.434

Windows 7

6.1.7601.25829

Windows 7 Service Pack 1

6.1.7601.25829

Windows 8.1

6.3.9600.20246

Windows Server 2008 Service Pack 2

6.0.6003.21349

Windows Server 2008 R2 Service Pack 1

6.1.7601.25829

Timeline

  1. Publicly disclosed

    Jan 12, 2022

  2. Added to CISA KEV

    Apr 25, 2022

  3. Added to Industry KEV feed

    Apr 25, 2022

  4. Added to CIRCL KEV

    Apr 25, 2022

  5. Added to ENISA EUVD

    Apr 25, 2022

  6. Last updated

    Oct 21, 2025

Weakness Type

  • CWE-59 Improper Link Resolution Before File Access ('Link Following')

References

9 more references in the full CVE brief

FAQ

Common Questions.

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