Live › vulnerability › CVE-2022-26923
Go to dashboardA flaw in Microsoft Active Directory Domain Services lets an authenticated user change attributes on computer accounts they own or manage and obtain a certificate from Active Directory Certificate Services. That certificate lets the user escalate privileges to SYSTEM.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Microsoft Active Directory | vendor | – | – |
| microsoft windows 10 1507 | vendor | < 10.0.10240.19297 | 10.0.10240.19297 |
| microsoft windows 10 1607 | vendor | < 10.0.14393.5850 | 10.0.14393.5850 |
| microsoft windows 10 1809 | vendor | < 10.0.17763.4252 | 10.0.17763.4252 |
| microsoft windows 10 1909 | vendor | < 10.0.18363.2274 | 10.0.18363.2274 |
| microsoft windows 10 20h2 | vendor | < 10.0.19042.1706 | 10.0.19042.1706 |
| microsoft windows 10 21h1 | vendor | < 10.0.19043.1706 | 10.0.19043.1706 |
| microsoft windows 10 21h2 | vendor | < 10.0.19044.1706 | 10.0.19044.1706 |
| microsoft windows 11 21h2 | vendor | < 10.0.22000.1817 | 10.0.22000.1817 |
| microsoft windows 8.1 | vendor | – | – |
| microsoft windows rt 8.1 | vendor | – | – |
| microsoft windows server 2012 | vendor | = r2 | – |
| microsoft windows server 2016 | vendor | < 10.0.14393.5850 | 10.0.14393.5850 |
| microsoft windows server 2019 | vendor | < 10.0.17763.4252 | 10.0.17763.4252 |
| microsoft windows server 2022 | vendor | < 10.0.20348.1668 | 10.0.20348.1668 |
Unknown from the sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
An authenticated user could manipulate attributes on computer accounts they own or manage, and acquire a certificate from Active Directory Certificate Services that would allow for privilege escalation to SYSTEM.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2022-26923")
CISA KEV catalog, Creative Commons 0 · EPSS scores by FIRST, used with attribution · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.