EUVD-2026-22491

| CVE-2026-32069 HIGH
2026-04-14 microsoft
Information Disclosure Microsoft Windows 10 Version 1809 Windows 10 Version 21H2 Windows 10 Version 22H2 Windows 11 Version 22H3 Windows 11 Version 23H2 Windows 11 Version 24H2 Windows 11 Version 25H2 Windows 11 Version 26H1 Windows Server 2019 Windows Server 2019 Server Core Installation Windows Server 2022 Windows Server 2022 23H2 Edition Server Core Installation Windows Server 2025 Windows Server 2025 Server Core Installation
7.8
CVSS 3.1
Temporal: 6.8
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CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
Analysis Generated
Apr 14, 2026 - 19:31 vuln.today

DescriptionNVD

Double free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

AnalysisAI

Privilege escalation in Windows Projected File System (ProjFS) enables low-privileged local users to gain SYSTEM-level control through a double-free memory corruption vulnerability across Windows 10, 11, and Server 2019-2025. Vendor-released patch available for all affected versions (build numbers 10.0.17763.8644+, 10.0.19044.7184+, 10.0.22631.6936+, 10.0.26100.32690+, and newer). …

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RemediationAI

Within 24 hours: Identify all Windows 10, 11, and Server 2019-2025 systems in your environment and verify current build numbers. Within 7 days: Deploy patches to all affected systems using build numbers 10.0.17763.8644 or later (Server 2019), 10.0.19044.7184 or later (Windows 10 21H2), 10.0.22631.6936 or later (Windows 11 21H2), and 10.0.26100.32690 or later (Windows 11 22H2/Server 2022-2025). …

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EUVD-2026-22491 vulnerability details – vuln.today
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