CVE-2025-62571: Windows Installer Elevation of Privilege Vulnerability

Published Dec 9, 2025
·
Updated

Improper input validation in Windows Installer allows an authorized attacker to elevate privileges locally.

Other sources

Windows Installer Elevation of Privilege Vulnerability

Microsoft

Affected Software

54 affected componentsFixes available
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows Server 2008
Microsoft Windows Server 2008
Microsoft Windows 10=1607
Microsoft Windows Server 2025
Microsoft Windows 11=24H2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 11=24H2
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows 10=1607
Microsoft Windows 11=25H2
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 11=25H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=22H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10 1607<10.0.14393.8688
Microsoft Windows 10 1607<10.0.14393.8688
Microsoft Windows 10 1809<10.0.17763.8146
Microsoft Windows 10 1809<10.0.17763.8146
Microsoft Windows 10 21h2<10.0.19044.6691
Microsoft Windows 10 22h2<10.0.19045.6691
Microsoft Windows 11 23h2<10.0.22631.6345
Microsoft Windows 11 24h2<10.0.26100.7392
Microsoft Windows 11 25h2<10.0.26200.7392
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8688
Microsoft Windows Server 2019<10.0.17763.8146
Microsoft Windows Server 2022<10.0.20348.4467
Microsoft Windows Server 2022 23h2<10.0.25398.2025
Microsoft Windows Server 2025<10.0.26100.7392

Event History

Dec 9, 2025
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:00 AM
Affected Software
Updated
via Microsoft·08:00 AM
Description
CVE Published
via MITRE·05:55 PM
Data Sourced
via MITRE·05:55 PM
DescriptionSeverity
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-62571?

CVE-2025-62571 has been assigned a severity rating that indicates a significant risk of privilege escalation in affected systems.

2

How do I fix CVE-2025-62571?

To mitigate CVE-2025-62571, apply the recommended security patches provided by Microsoft for the affected Windows products.

3

Which versions of Windows are affected by CVE-2025-62571?

CVE-2025-62571 affects various versions including Windows Server 2012 R2, Windows Server 2016, Windows 10, and Windows 11.

4

What type of vulnerability is CVE-2025-62571?

CVE-2025-62571 is classified as an Elevation of Privilege vulnerability due to improper input validation.

5

Can CVE-2025-62571 be exploited remotely?

CVE-2025-62571 requires local access for exploitation, as it is a local privilege escalation vulnerability.

Contact

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