Description
Out-of-bounds read in Windows Extensible File Allocation allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 | 10.0.14393.0 – < 10.0.14393.8957 | 10.0.14393.8957 |
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 – < 10.0.17763.8511 | 10.0.17763.8511 |
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 – < 10.0.19044.7058 | 10.0.19044.7058 |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 – < 10.0.19045.7058 | 10.0.19045.7058 |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 – < 10.0.22631.6783 | 10.0.22631.6783 |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 – < 10.0.22631.6783 | 10.0.22631.6783 |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – < 10.0.26100.8037 | 10.0.26100.8037 |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0 – < 10.0.26200.8037 | 10.0.26200.8037 |
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 – < 10.0.28000.1719 | 10.0.28000.1719 |
| Microsoft | Windows Server 2012 | 6.2.9200.0 – < 6.2.9200.25973 | 6.2.9200.25973 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.9200.0 – < 6.2.9200.25973 | 6.2.9200.25973 |
| Microsoft | Windows Server 2012 R2 | 6.3.9600.0 – < 6.3.9600.23074 | 6.3.9600.23074 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.9600.0 – < 6.3.9600.23074 | 6.3.9600.23074 |
| Microsoft | Windows Server 2016 | 10.0.14393.0 – < 10.0.14393.8957 | 10.0.14393.8957 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.14393.0 – < 10.0.14393.8957 | 10.0.14393.8957 |
| Microsoft | Windows Server 2019 | 10.0.17763.0 – < 10.0.17763.8511 | 10.0.17763.8511 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 – < 10.0.17763.8511 | 10.0.17763.8511 |
| Microsoft | Windows Server 2022 | 10.0.20348.0 – < 10.0.20348.4893 | 10.0.20348.4893 |
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) | 10.0.25398.0 – < 10.0.25398.2207 | 10.0.25398.2207 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – < 10.0.26100.32522 | 10.0.26100.32522 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – < 10.0.26100.32522 | 10.0.26100.32522 |
Advisories 4
- VDE-2026-066 METTLER TOLEDO: Microsoft cumulative patches until March for FreshWay B/D CERT@VDE · Jul 14, 2026
- WID-SEC-2026-0661 Microsoft Windows und Windows Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 5, 2026
- NCSC-2026-0080 Kwetsbaarheden verholpen in Microsoft Windows NCSC-NL (Netherlands) · Mar 10, 2026
- MSRC-CVE-2026-25174 Windows Extensible File Allocation Table Elevation of Privilege Vulnerability Microsoft Security Response Center · Mar 10, 2026
References
- Windows Extensible File Allocation Table Elevation of Privilege Vulnerability vendor-advisory patch