Cyber Intelligence

Microsoft confirms Windows 11 security update install issues

Medium Severity Global
Date Occurred May 18, 2026 08:33 UTC
Event Type Cyber Intelligence
Source BleepingComputer
Recorded May 18, 2026
Full Description

Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and triggers 0x800f0922 errors. [...]

Original Source
https://www.bleepingcomputer.com/news/microsoft/microsoft-confirms-kb5089549-windows-11-security-update-install-issues/
Event Metadata
  • ID #1910
  • Type Cyber Intelligence
  • Region Global
  • Severity Medium
  • Indexed May 18, 2026
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