high8.1
CVE-2026-62778
Use after free in Windows DNS allows an unauthorized attacker to elevate privileges over a network.
Impact
Use after free in Windows DNS allows an unauthorized attacker to elevate privileges over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 10 1607 | before 10.0.14393.9418 |
| Microsoft | Windows 10 1809 | before 10.0.17763.9121 |
| Microsoft | Windows Server 2012 | All versions Version r2 |
| Microsoft | Windows Server 2016 | before 10.0.14393.9418 |
| Microsoft | Windows Server 2019 | before 10.0.17763.9121 |
| Microsoft | Windows Server 2022 | before 10.0.20348.5440 |
| Microsoft | Windows Server 2025 | before 10.0.26100.33222 |