Time-of-check time-of-use (toctou) race condition in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Microsoft Windows | — | 2026-10 Cumulative Update for Microsoft Windows Server 2022, version 22H2 (KB5126655)2026-10 Cumulative Update for Microsoft Windows 11, version 23H2 (KB5126653)2026-10 Cumulative Update for Microsoft Windows 11, version 26H1 (KB5127646)2026-10 Cumulative Update for Microsoft Windows 10, version 1809 (KB5126651)2026-10 Cumulative Update for Microsoft Windows Server 2022, version 21H2 (KB5126655)2026-10 Cumulative Update for Microsoft Windows 11, version 24H2 (KB5127648)2026-10 Cumulative Update for Microsoft Windows Server 2019, version 1809 (KB5126651)2026-10 Cumulative Update for Microsoft Windows 11, version 25H2 (KB5127648)2026-10 Cumulative Update for Microsoft Windows 10, version 21H2 (KB5126657)2026-10 Cumulative Update for Microsoft Windows Server 2025, version 24H2 (KB5126646) | Oct 13, 2026 | Oct 13, 2026 |
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