Microsoft June 2026 Patch Tuesday fixes 3 zero-day, 200 flaws

Published on June 9, 2026

Today is Microsoft's June 2026 Patch Tuesday, with security updates for 200 flaws and three publicly disclosed zero-day vulnerabilities. [...]

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Windows 11 KB5094126 & KB5093998 cumulative updates released

June 9, 2026
Microsoft has released Windows 11 KB5094126 and KB5093998 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. [...]

Microsoft releases Windows 10 KB5094127 extended security update

June 9, 2026
Microsoft has released the Windows 10 KB5094127 extended security update, which fixes the June 2026 Patch Tuesday vulnerabilities and adds new functionality to monitor the rollout of updated Secure Boot certificates that replace those expiring this month. [...]