CVE-2026-32160

| EUVD-2026-22549 HIGH
2026-04-14 microsoft GHSA-x9rv-gxr3-cf36
Information Disclosure Race Condition 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
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CVSS VectorNVD

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

Lifecycle Timeline

1
Analysis Generated
Apr 14, 2026 - 19:20 vuln.today

DescriptionNVD

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.

AnalysisAI

Local privilege escalation in Windows Push Notifications service affects Windows 10 (1809-22H2), Windows 11 (22H3-26H1), and Windows Server 2019-2025 via race condition in shared resource synchronization. Low-privileged authenticated users can exploit timing vulnerabilities in notification handling to elevate to SYSTEM-level privileges with high confidentiality, integrity, and availability impact (scope change to other security contexts). …

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RemediationAI

Within 24 hours: Audit inventory of affected Windows versions (10 versions 1809-22H2, 11 versions 22H3-26H1, Server 2019-2025) and prioritize Tier 1 systems (domain controllers, privileged access workstations, sensitive servers). Within 7 days: Deploy vendor-released patches to all affected systems in phased rollout by criticality tier, beginning with high-value targets and segmented networks. …

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CVE-2026-32160 vulnerability details – vuln.today
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