high7.8
CVE-2026-54124
Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code locally.
Impact
Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code locally.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Terminal | before 1.24.11321.0 |
| Microsoft | Windows 10 21h2 | before 10.0.19044.7548 |
| Microsoft | Windows 10 22h2 | before 10.0.19045.7548 |
| Microsoft | Windows 11 24h2 | before 10.0.26100.8875 |
| Microsoft | Windows 11 25h2 | before 10.0.26200.8875 |
| Microsoft | Windows 11 26h1 | before 10.0.28000.2269 before 10.0.28000.2525 |
| Microsoft | Windows Server 2022 | before 10.0.20348.5386 |
| Microsoft | Windows Server 2025 | before 10.0.26100.33158 |
| Microsoft | Windows 10 Version 21H2 | from 10.0.19044.0 before 10.0.19044.7548 |
| Microsoft | Windows 10 Version 22H2 | from 10.0.19045.0 before 10.0.19045.7548 |
| 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 2022 | from 10.0.20348.0 before 10.0.20348.5386 |
| 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 |
| Microsoft | Windows Terminal For Windows 10 | from 1.0.0 before 1.24.11321.0 |
| Microsoft | Windows Terminal For Windows 11 | from 1.0.0 before 1.24.11321.0 |