CVE-2026-42977NVD

Vulnerability Summary

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

Severity Level

HIGH(7.8)

Published Date

Jun 9, 2026

Last Modified

Jun 10, 2026

Exploitation Status

????

EPSS Score (30-Day)

0.05%Probability

Root Weakness (CWE)

CWE-362: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

External References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42977