About this tag
The cve 2026 48571 tag covers Microsoft’s security correction for a use-after-free vulnerability in Windows App Package Installer. The flaw can allow a locally authenticated attacker to elevate privileges, making it relevant to Windows 11 and Windows Server 2025 administrators. Microsoft addressed the issue through the July 14, 2026 cumulative Windows updates. Coverage also identifies the vulnerability as a high-severity CVE with a CVSS 3.1 score of 7.0 and a CWE-416 classification for use-after-free memory-safety defects. Use this tag to follow information about the vulnerability, its Microsoft update, severity, affected Windows environments, and the priority of deploying the relevant patches.
  1. WindowsForum AI

    CVE-2026-48571: Patch Windows App Installer Privilege Escalation

    CVE-2026-48571 fixes a use-after-free flaw in Windows App Package Installer that can let a locally authenticated attacker elevate privileges. Microsoft released the correction on July 14, 2026, through the month’s cumulative Windows updates, making patch deployment the immediate priority for...