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.
Windows Report on MSN

Microsoft confirms Windows updates are breaking SQL Server connections

Microsoft confirms recent Windows updates cause SQL Server performance and stability issues. An emergency fix is coming.

Microsoft admits SQL Servers might wobble after October update

The problem is that after the October 13 (KB5126646) update, connections created by SQL Server linked server queries might remain open. According to Microsoft, "As additional queries are performed, ...
CSO Online

Hackers abuse SQL Server’s weak passwords to drop cryptominers and Gh0st RAT

Attackers are brute-forcing internet-facing Microsoft SQL Server instances and abusing T-SQL commands to deploy a Monero ...

[Just in case] Why you shouldn't rush to update SQL Server despite the 'CVSS 9.8' emergency alert, and what you should check right now

On November 10, 2026, a monthly security update was released for 'Microsoft SQL Server,' which is widely used as a database for internal systems and core business operations, containing an extremely ...
techtarget

Microsoft SQL Server

SQL Server is primarily built around a row-based table structure that connects related data elements in different tables to one another, avoiding the need to redundantly store data in multiple places ...

Nibiru Software Announces General Availability of SQL Database Defragmenter™ 1.1

Patent-pending solution brings automated physical MDF and logical index fragmentation management to Microsoft SQL ...