Microsoft has released an emergency patch for CVE-2026-21509, a zero-day Office vulnerability under active exploitation that ...

Microsoft is telling Windows 11 users to do something it almost never recommends: roll back a critical security update if ...

A "high risk" security vulnerability was found in numerous versions of Microsoft Office. You should install the provided emergency updates ASAP.

This emergency zero-day patch blocks attackers from slipping past built-in protections and compromising your system.

Microsoft releases an urgent out-of-band update for a critical Office zero-day flaw already exploited in real-world attacks.

Microsoft has finally addressed a serious zero-day vulnerability affecting multiple Office versions. However, not all users ...

The January 2026 Update for Windows 11 has been met with significant backlash due to a series of major bugs affecting user experience. Microsoft has acknowledged at least three critical issues, ...

Microsoft released unplanned updates over the weekend. They correct errors in the January patches and bring new boot certificates.

Based on a response from an independent advisor named Harold Milan to a forum post from an affected user, this error typically pops up when the Microsoft Store can't validate a license. This could be ...

Microsoft released an out-of-band update Friday to resolve credential authentication failures affecting Azure Virtual Desktop and Windows 365 connections that emerged after the company's January 2026 ...

Microsoft has acknowledged further problems with the January security updates for Windows. Applications may no longer respond ...

Users of outdated versions of Windows 10 have been urged to install the first update to the operating system in 2026. This ...