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CVE PROGRAM SOURCE RECORD7.0 High

CVE-2026-27926

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows 10 Version 1809

  • 10.0.17763.0 to < 10.0.17763.8644affected

Microsoft Windows 10 Version 21H2

  • 10.0.19044.0 to < 10.0.19044.7184affected

Microsoft Windows 10 Version 22H2

  • 10.0.19045.0 to < 10.0.19045.7184affected

Microsoft Windows 11 version 23H2

  • 10.0.22631.0 to < 10.0.22631.6936affected

Microsoft Windows 11 Version 23H2

  • 10.0.22631.0 to < 10.0.22631.6936affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8246affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8246affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.1836affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.8644affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.8644affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5020affected

Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

  • 10.0.25398.0 to < 10.0.25398.2274affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.32690affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.32690affected

References