high7.8
CVE-2026-42896
Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Impact
Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Windows 11 24h2 | before 10.0.26100.8457 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.8457 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.2113 |
| Microsoft | Windows Server 2025 | before 10.0.26100.32860 |