CVE-2026-25177: Active Directory Domain Services Elevation of Privilege Vulnerability

Published Mar 10, 2026
·
Updated

Active Directory Domain Services Elevation of Privilege Vulnerability

Other sources

Improper restriction of names for files and other resources in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.

Microsoft

Affected Software

56 affected componentsFixes available
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows 10=1809
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 11=26H1
Microsoft Windows 11=26H1
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows 10=1607
Microsoft Windows Server 2012
Microsoft Windows 10=1607
Microsoft Windows 11=24H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 11=24H2
Microsoft Windows 11=25H2
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows 10 1607<10.0.14393.8957
Microsoft Windows 10 1607<10.0.14393.8957
Microsoft Windows 10 1809<10.0.17763.8511
Microsoft Windows 10 1809<10.0.17763.8511
Microsoft Windows 10 21h2<10.0.19044.7058
Microsoft Windows 10 21h2<10.0.19044.7058
Microsoft Windows 10 21h2<10.0.19044.7058
Microsoft Windows 10 22h2<10.0.19045.7058
Microsoft Windows 10 22h2<10.0.19045.7058
Microsoft Windows 10 22h2<10.0.19045.7058
Microsoft Windows 11 23h2<10.0.22631.6783
Microsoft Windows 11 23h2<10.0.22631.6783
Microsoft Windows 11 24h2<10.0.26100.7979
Microsoft Windows 11 24h2<10.0.26100.7979
Microsoft Windows 11 25h2<10.0.26200.7979
Microsoft Windows 11 25h2<10.0.26200.7979
Microsoft Windows 11 26h1<10.0.28000.1719
Microsoft Windows 11 26h1<10.0.28000.1719
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8957
Microsoft Windows Server 2019<10.0.17763.8511
Microsoft Windows Server 2022<10.0.20348.4830
Microsoft Windows Server 2022 23h2<10.0.25398.2207
Microsoft Windows Server 2025<10.0.26100.32463
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2025
Microsoft Windows Server 2025
Microsoft Windows 11 for ARM systems=25H2

Event History

Mar 10, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
Updated
via Microsoft·02:00 PM
Affected Software
CVE Published
via MITRE·05:04 PM
Data Sourced
via MITRE·05:04 PM
DescriptionSeverity
Data Sourced
via NVD·06:18 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-25177?

CVE-2026-25177 has a severity rating of critical due to the potential for privilege escalation in Active Directory.

2

How do I fix CVE-2026-25177?

To fix CVE-2026-25177, apply the security patches provided by Microsoft for the affected Windows versions.

3

Which products are affected by CVE-2026-25177?

CVE-2026-25177 affects multiple versions of Windows 10, Windows 11, and several Windows Server editions.

4

What type of vulnerability is CVE-2026-25177?

CVE-2026-25177 is classified as an elevation of privilege vulnerability in Active Directory.

5

Can CVE-2026-25177 be exploited remotely?

Yes, CVE-2026-25177 can potentially be exploited by an authorized attacker to elevate privileges over a network.

Contact

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