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Fencer Vulns
high 8.8

CVE-2022-26923 kev in the critical feed json

Active Directory Domain Services Elevation of Privilege Vulnerability

published 2022-05-10 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31469

cvss
8.8
version 3.1, CNA
cisa kev
Exploited
added 2022-08-18
epss
83.5%
EPSS 83.5% chance of exploitation in 30 days, percentile 99.6%
public exploits
1
Metasploit

Summary

Active Directory Domain Services Elevation of Privilege Vulnerability

Patch / fix

cisa required action Apply updates per vendor instructions.

  • Microsoft Windows 10 Version 1809 10.0.17763.4252
  • Microsoft Windows Server 2019 10.0.17763.4252
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.4252
  • Microsoft Windows 10 Version 1909 10.0.18363.2274
  • Microsoft Windows 10 Version 21H1 10.0.19043.1706
  • Microsoft Windows Server 2022 10.0.20348.1668
  • Microsoft Windows 10 Version 20H2 10.0.19042.1706
  • Microsoft Windows Server version 20H2 10.0.19042.1706
  • Microsoft Windows 11 version 21H2 10.0.22000.1817
  • Microsoft Windows 10 Version 21H2 10.0.19043.1706
  • Microsoft Windows 10 Version 1507 10.0.10240.19297
  • Microsoft Windows 10 Version 1607 10.0.14393.5850
  • Microsoft Windows Server 2016 10.0.14393.5850
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.5850
  • Microsoft Windows 8.1 6.3.9600.20371
  • Microsoft Windows Server 2012 R2 6.3.9600.20919
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.20919

Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA patch deadline
  4. CISA SSVC: exploitation active

Known exploited

Added
4 y ago
Patch by
2022-09-08 (4 y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
Microsoft, Active Directory
CISA name
Microsoft Active Directory Domain Services Privilege Escalation Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
21 mo ago

Exploit prediction

83.50% chance of exploitation in the next 30 days, higher than 99.6% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C

Affected products

  • Microsoft Windows 10 Version 1809
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows 10 Version 1909
  • Microsoft Windows 10 Version 21H1
  • Microsoft Windows Server 2022
  • Microsoft Windows 10 Version 20H2
  • Microsoft Windows Server version 20H2
  • Microsoft Windows 11 version 21H2
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 1507
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows 8.1
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.