CVE-2025-26688: Microsoft Virtual Hard Disk Elevation of Privilege Vulnerability
First published: Tue Apr 08 2025(Updated: )
<p>Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges locally.</p>
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2016 | ||
| Windows 10 | =21H2 | |
| Windows 10 | =22H2 | |
| Windows 10 | =1809 | |
| Windows 10 | =1809 | |
| Windows 10 | =21H2 | |
| Windows 10 | =1607 | |
| Windows 10 | =22H2 | |
| Windows 11 | =22H2 | |
| Windows 10 | =22H2 | |
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2025 | ||
| Microsoft Windows Server 2022 | ||
| Windows 11 | =23H2 | |
| Microsoft Windows Server | ||
| Windows 11 | =22H2 | |
| Microsoft Windows Server | ||
| Windows 10 | =21H2 | |
| Windows 10 | =1607 | |
| Windows 11 | =23H2 | |
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server 2019 | ||
| Windows 11 | =24H2 | |
| Microsoft Windows Server 2022 23H2 | ||
| Microsoft Windows Server 2016 | ||
| Windows 11 | =24H2 | |
| Microsoft Windows Server 2025 | ||
| Windows 10 | ||
| Windows 10 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-26688?
CVE-2025-26688 is categorized as an elevation of privilege vulnerability.
How do I fix CVE-2025-26688?
To fix CVE-2025-26688, apply the relevant security updates available from Microsoft for your affected Windows product.
Which software is affected by CVE-2025-26688?
CVE-2025-26688 affects multiple versions of Microsoft Windows, including Windows Server 2012 R2, 2016, 2019, 2022, Windows 10, and Windows 11.
Who can exploit CVE-2025-26688?
An authorized attacker can exploit CVE-2025-26688 to elevate privileges locally on the affected system.
What is the nature of the vulnerability in CVE-2025-26688?
CVE-2025-26688 is a stack-based buffer overflow vulnerability found in Microsoft Virtual Hard Drive.
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