Microsoft has released emergency out-of-band security updates to patch a high-severity Microsoft Office zero-day vulnerability exploited in attacks. The security feature bypass vulnerability, tracked ...

PCWorld reports that Microsoft issued emergency updates for a critical zero-day vulnerability (CVE-2026-21509) in Office that attackers exploited against Ukrainian authorities and EU institutions. The ...

As a Mac user who loves Microsoft, I have been eagerly awaiting a new release of Office for the platform. The latest version of Office for Mac was back in 2010, and a substantial overhaul of the ...

Microsoft recently published a security advisory warning of a newly discovered zero-day vulnerability in Office applications. The vulnerability, designated CVE-2026-21509, is classified as “high” risk ...