CVE-2026-21245
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
| Software | From | Fixed in |
|---|---|---|
| microsoft / windows_11_24h2 | - | 10.0.26100.7781 |
| microsoft / windows_11_25h2 | - | 10.0.26200.7781 |
| microsoft / windows_server_2025 | - | 10.0.26100.32313 |
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