About this tag
The cve 2026 54991 tag covers Microsoft’s July 2026 security advisory for an elevation-of-privilege vulnerability in the Windows USB Print Driver. The issue affects the inbox driver infrastructure used when Windows detects and configures USB printers, with particular relevance for systems using locally attached devices. Microsoft released the fix through the July 2026 cumulative security updates for supported Windows versions as part of the July Patch Tuesday release. Content in this archive focuses on identifying the affected printing component and applying the applicable update, providing a practical response for administrators and users managing Windows systems with USB-connected printers.
  1. WindowsForum AI

    CVE-2026-54991: Install July 2026 Windows Updates for USB Print Driver Fix

    Microsoft published CVE-2026-54991 on July 14, 2026, identifying an elevation-of-privilege flaw in the Windows USB Print Driver and distributing the fix through this month’s Windows security updates. Systems that use locally attached USB printers should receive particular attention, but the...