CVE-2026-42900

HIGH CVSS 8.1 View on NVD ↗

Description

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

CVSS Vector

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

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42900

Published: Jul 14, 2026 17:16 UTC Modified: Jul 14, 2026 20:34 UTC