7.8
CWE
269
EPSS
0.043%
Advisory Published
CVE Published
Updated

CVE-2025-21287: Windows Installer Elevation of Privilege Vulnerability

First published: Tue Jan 14 2025(Updated: )

Windows Installer Elevation of Privilege Vulnerability

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2025
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2025
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2022 23H2
Microsoft Windows Server
Microsoft Windows Server
Microsoft Windows Server
Microsoft Windows Server
Microsoft Windows Server
Microsoft Windows Server
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Windows 11=23H2
Windows 11=23H2
Windows 11=22H2
Windows 11=22H2
Windows 11=24H2
Windows 11=24H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows 10<10.0.10240.20890
Microsoft Windows 10<10.0.10240.20890
Microsoft Windows 10<10.0.14393.7699
Microsoft Windows 10<10.0.14393.7699
Microsoft Windows 10<10.0.17763.6775
Microsoft Windows 10<10.0.17763.6775
Microsoft Windows 10<10.0.19044.5371
Microsoft Windows 10<10.0.19045.5371
Windows 11<10.0.22621.4751
Windows 11<10.0.22631.4751
Windows 11<10.0.26100.2894
Microsoft Windows Server=sp2
Microsoft Windows Server=r2-sp1
Microsoft Windows Server
Microsoft Windows Server=r2
Microsoft Windows Server 2016<10.0.14393.7699
Microsoft Windows Server 2019<10.0.17763.6775
Microsoft Windows Server 2022<10.0.20348.3091
Microsoft Windows Server 2022<10.0.25398.1369
Microsoft Windows Server 2025<10.0.26100.2894
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Windows 10=1809
Windows 10=1809
Windows 10=22H2
Windows 10=22H2
Windows 10=22H2
Windows 10=1607
Windows 10=1607
Windows 10=21H2
Windows 10=21H2
Windows 10=21H2
Windows 10
Windows 10

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Frequently Asked Questions

  • What is the severity of CVE-2025-21287?

    CVE-2025-21287 is categorized as an elevation of privilege vulnerability, which can allow an attacker to gain higher privileges on affected systems.

  • How do I fix CVE-2025-21287?

    To mitigate CVE-2025-21287, apply the latest security updates provided by Microsoft for your affected Windows product.

  • Which products are affected by CVE-2025-21287?

    CVE-2025-21287 affects various Microsoft products, including multiple versions of Windows 10, Windows 11, and Windows Server.

  • Can CVE-2025-21287 be exploited remotely?

    CVE-2025-21287 may be exploited locally by attackers with access to the vulnerable system, rather than being a remote vulnerability.

  • Is user interaction required to exploit CVE-2025-21287?

    Yes, exploiting CVE-2025-21287 typically requires user interaction to execute a malicious payload on the vulnerable system.

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