Description
Integer overflow or wraparound in Virtual Hard Disk (VHDX) allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1507 | 10.0.10240.0 – < 10.0.10240.21073 | 10.0.10240.21073 |
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 – < 10.0.14393.8246 | 10.0.14393.8246 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – < 10.0.17763.7558 | 10.0.17763.7558 |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 – < 10.0.19044.6093 | 10.0.19044.6093 |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 – < 10.0.19045.6093 | 10.0.19045.6093 |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 – < 10.0.22621.5624 | 10.0.22621.5624 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – < 10.0.22631.5624 | 10.0.22631.5624 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – < 10.0.22631.5624 | 10.0.22631.5624 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – < 10.0.26100.4652 | 10.0.26100.4652 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.7601.0 – < 6.1.7601.27820 | 6.1.7601.27820 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.1.7601.0 – < 6.1.7601.27820 | 6.1.7601.27820 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.6003.0 – < 6.0.6003.23418 | 6.0.6003.23418 |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.6003.0 – < 6.0.6003.23418 | 6.0.6003.23418 |
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.25573 | 6.2.9200.25573 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.25573 | 6.2.9200.25573 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.22676 | 6.3.9600.22676 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.22676 | 6.3.9600.22676 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.8246 | 10.0.14393.8246 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.8246 | 10.0.14393.8246 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.7558 | 10.0.17763.7558 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.7558 | 10.0.17763.7558 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.3932 | 10.0.20348.3932 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.1732 | 10.0.25398.1732 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.4652 | 10.0.26100.4652 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.4652 | 10.0.26100.4652 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Microsoft Virtual Hard Disk (VHDX) 11 - Remote Code Execution (RCE) EDB-52394 · local · Aug 3, 2025
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 4
- WID-SEC-2025-1850 Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Nov 17, 2025
- WID-SEC-2025-1495 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 2, 2025
- NCSC-2025-0213 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Jul 8, 2025
- MSRC-CVE-2025-49683 Microsoft Virtual Hard Disk Remote Code Execution Vulnerability Microsoft Security Response Center · Jul 8, 2025
References
- Microsoft Virtual Hard Disk Remote Code Execution Vulnerability vendor-advisory patch