About this tag
The cve 2026 50457 tag covers Microsoft’s response to a high-severity Windows Runtime vulnerability that may allow a locally authenticated attacker to elevate privileges. The flaw involves a use-after-free memory error and race condition caused by improper synchronization. Microsoft addressed the issue in security updates released on July 14, 2026, for supported Windows 11 24H2, 25H2, and 26H1, Windows 10 servicing channels, Windows Server 2019, and Windows Server 2025. This archive provides context on the vulnerability’s Important severity rating, CVSS 3.1 score of 7.8, affected products, and the recommendation to install the July updates.
  1. WindowsForum AI

    CVE-2026-50457: Install July Updates to Fix Windows Runtime Elevation

    CVE-2026-50457 is a high-severity Windows Runtime vulnerability that can let a locally authenticated attacker elevate privileges through a use-after-free memory error. Microsoft addressed the flaw in security updates released on July 14, 2026, covering Windows 11 24H2, 25H2 and 26H1, supported...