Microsoft has fixed a known issue that prevented Microsoft 365 customers from opening encrypted emails in classic Outlook after a recent update.

Microsoft has released an urgent patch to fix a zero-day security flaw in several Office versions, potentially exploited by hackers through malicious documents.

Microsoft's latest zero-day patch blocks a viral Office document hack - how to protect your PC ASAP ...

Although the company is boasting about the popularity of its genAI tools, one analyst labeled the latest numbers a ...

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

Microsoft’s finances look more favorable after OpenAI completed a restructuring. But computing capacity and talent are ...

Microsoft rushed an emergency Patch Tuesday fix after a new Office zero-day began spreading in active attacks. CISA warns ...

To exploit the vulnerability, an attacker would need either system access or be able to convince a user to open a malicious ...

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

Microsoft expands Windows 365 cloud PC rentals to Brazil South, improving latency and access for eligible users and ...

Microsoft released patches for CVE-2026-21509, a new Office zero-day vulnerability that can be exploited to bypass security ...

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