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

OpenAI RPO concentration risk, margin/FCC pressure from AI capex, and monetization trends—Click for MSFT valuation and chart ...

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

A recent Exchange Online disruption tied to Microsoft network changes underscores how deeply businesses still rely on email - ...

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

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

The tech giant released a patch in a January 26 advisory for the flaw which has been summarized as an over-reliance on ...

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 ...

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

Microsoft suggests the threat is being used in phishing attacks against vulnerable systems since successful exploitation requires local access to the PC.

Microsoft 365 services, including Outlook and Teams, faced significant disruptions Thursday due to infrastructure issues in ...