Microsoft recently published a security advisory warning of a newly discovered zero-day vulnerability in Office applications.

Microsoft forced to issue an emergency patch to fix an Office zero-day being actively exploited.

Microsoft released out-of-band patches for an actively exploited Microsoft Office zero-day, CVE-2026-21509, a security ...

The dilemma for millions of Windows users now is that Microsoft also warns that “while you might choose ultimately to ...

Microsoft has issued guidance to uninstall KB5074109 security update or switch to webmail after the patch caused Outlook ...

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...

Microsoft has linked recent reports of Windows 11 boot failures after installing the January 2026 updates to previously ...