Is Race Condition affected by CVE-2026-26172?

CVE-2026-26172 is a local privilege escalation vulnerability in Windows Push Notifications affecting Windows 10, 11, and Server 2022/2025, allowing authenticated low-privilege users to gain SYSTEM-level access.

CVE-2026-26172

EUVD-2026-22406 HIGH

2026-04-14 microsoft

Information Disclosure Race Condition Microsoft 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 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

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

Analysis Generated

Apr 14, 2026 - 19:27 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 21H2/22H2, Windows 11 22H3-26H1, and Windows Server 2022/2025 via race condition vulnerability. Authenticated low-privilege attackers can gain SYSTEM-level privileges through improper synchronization during concurrent operations (CWE-362). …

RemediationAI

Within 24 hours: Identify all systems running Windows 10 21H2/22H2, Windows 11 22H3-26H1, and Windows Server 2022/2025 using asset management tools. Within 7 days: Deploy Microsoft's January 2026 security updates to all affected systems through your patch management system; prioritize domain-joined workstations and servers with elevated access. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-26172 vulnerability details – vuln.today

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CVE-2026-26172

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

RemediationAI

Full analysis requires sign-in

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External POC / Exploit Code