high7.8
CVE-2026-50501
Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.
Impact
Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 11 24h2 | before 10.0.26100.8875 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.8875 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.2525 |
| Microsoft | Windows Server 2025 | before 10.0.26100.33158 |
| Microsoft | Windows 11 Version 24H2 | from 10.0.26100.0 before 10.0.26100.8875 |
| Microsoft | Windows 11 Version 25H2 | from 10.0.26200.0 before 10.0.26200.8875 |
| Microsoft | Windows 11 Version 26H1 | from 10.0.28000.0 before 10.0.28000.2525 |
| Microsoft | Windows Server 2025 | from 10.0.26100.0 before 10.0.26100.33158 |
| Microsoft | Windows Server 2025 (Server Core Installation) | from 10.0.26100.0 before 10.0.26100.33158 |