Windows 11 KB5089549 & KB5087420 cumulative updates released

Microsoft has released Windows 11 KB5089549 and KB5087420 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features.

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https://www.bleepingcomputer.com/news/microsoft/windows-11-kb5089549-and-kb5087420-cumulative-updates-released/

Curated May 12, 2026 by Aidan Duffy, Threat intelligence editor, AHackaday./Methodology/Sources verified.

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