CVE Catalog

CVE-2026-42900

HighCVSS 8.1
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.39%

31th percentile - higher than 31% of all known CVEs

Summary

Vulnerability in Windows App Store due to a race condition in concurrent resource access. An unauthenticated attacker over the network can elevate privileges.

Risk Assessment

Risk of privilege escalation in Windows, potentially allowing the attacker full control over the system.

Recommendation

Apply the latest Windows security updates released by Microsoft.

Related vulnerabilities

Original NVD description (English source)

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows App Store allows an unauthorized attacker to elevate privileges over a network.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS