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Cybersecurity Confirmed BleepingComputer Source language · EN

Microsoft releases Windows 10 KB5122878 extended security update

Edition EN Updated 34 d ago 6 sources Corroborated by multiple sources
Microsoft releases Windows 10 KB5122878 extended security update
In brief
  • Microsoft has released the Windows 10 KB5122878 extended security update, which includes this month's record-breaking September 2026 Patch Tuesday fixes, along with a few bug fixes.
Sources

6 sources

3 languages

This brief brings together multiple sources and is presented in this edition language. Source language: EN.

BleepingComputerEN · Security advisory · 34 d agoMicrosoft fixes Teams, Outlook launch failures on ARM Windows PCsRead original ↗unSafe.sh - 不安全EN · Security advisory · 36 d agoMicrosoft fixes bug that wiped Windows desktop settingsRead original ↗ThreatClusterEN · Security advisory · 37 d agoMicrosoft Releases Critical Security Updates for Windows 10 and 11Read original ↗Security AffairsEN · Media · 36 d agoU.S. CISA adds Microsoft Windows, N-able N-central, and Adobe flaws to its Known Exploited Vulnerabilities catalogRead original ↗
View all sources · 6
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