high7.8Public exploit code
CVE-2025-59254
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Desktop Window Manager Core Library 10.0.10240.0 - Privilege Escalation2026-04-06 · local · windows
Impact
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 10 1507 | before 10.0.10240.21161 |
| Microsoft | Windows 10 1607 | before 10.0.14393.8519 |
| Microsoft | Windows 10 1809 | before 10.0.17763.7919 |
| Microsoft | Windows 10 21h2 | before 10.0.19044.6456 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.6456 |
| Microsoft | Windows 11 22h2 | before 10.0.22621.6060 |
| Microsoft | Windows 11 23h2 | through 10.0.22631.6060 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.6899 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.6899 |
| Microsoft | Windows Server 2016 | through 10.0.14393.8519 |
| Microsoft | Windows Server 2019 | before 10.0.17763.7919 |
| Microsoft | Windows Server 2022 | before 10.0.20348.4294 |