high7.8
CVE-2026-65786
Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
Impact
Heap-based buffer overflow in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 10 1607 | before 10.0.14393.9418 |
| Microsoft | Windows 10 1809 | before 10.0.17763.9115 |
| Microsoft | Windows 10 21h2 | before 10.0.19044.7663 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.7663 |
| Microsoft | Windows 11 23h2 | before 10.0.22631.7517 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.9106 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.9106 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.2704 |
| Microsoft | Windows Server 2016 | before 10.0.14393.9418 |
| Microsoft | Windows Server 2019 | before 10.0.17763.9115 |
| Microsoft | Windows Server 2022 | before 10.0.20348.5440 |
| Microsoft | Windows Server 2025 | before 10.0.26100.33222 |