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CVE-2026-26167 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: April 14, 2026

Windows Push Notifications - Privilege Escalation

Published: April 14, 2026Updated: April 14, 2026

Overview

Windows Push Notifications contains a race condition caused by concurrent execution using shared resource with improper synchronization, letting authorized attackers elevate privileges locally, exploit requires local access with authorization.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Authorized local attackers can elevate privileges, potentially gaining higher system access.

Mitigation

Update to the latest version with race condition fixes.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26167

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-26167
Severity: High
CVSS Score: 8.8
Type: race_condition
Status: new

CWE

CWE-362

CVSS Metrics

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H