# Microsoft: Recent Windows updates cause SQL Server performance issues

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2 outlets covering · First listed: BleepingComputer, Nov 12, 2026, 6:11 AM · Read it: <https://www.bleepingcomputer.com/news/microsoft/microsoft-recent-windows-updates-cause-sql-server-performance-issues/>

Microsoft has confirmed that Windows updates released since the October 2026 Patch Tuesday are causing SQL Server performance and stability issues.

## Who's covering it

In the order they published:

- Nov 12, 2026, 6:06 AM: [Microsoft admits SQL Servers might wobble after October update](<https://www.theregister.com/databases/2026/11/12/microsoft-admits-sql-servers-might-wobble-after-october-update/5309349>) — The Register (Digital news, United Kingdom)
  Linked server connections can linger long past their welcome
- Nov 12, 2026, 6:11 AM: [Microsoft: Recent Windows updates cause SQL Server performance issues](<https://www.bleepingcomputer.com/news/microsoft/microsoft-recent-windows-updates-cause-sql-server-performance-issues/>) — BleepingComputer (Specialist, United States)
  Microsoft has confirmed that Windows updates released since the October 2026 Patch Tuesday are causing SQL Server performance and stability issues.