Microsoft patches actively exploited Office zero-day vulnerability

Microsoft has released emergency security updates to patch a high-severity Office zero-day vulnerability exploited in attacks ...
WinBuzzer

Microsoft Patches Office Zero-Day Under Active Exploitation

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

High-risk office security flaw: Microsoft issues emergency updates

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

Use Microsoft Office? Hackers can infect your PC with a malicious document - patch it ASAP

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

Microsoft’s January Security Update of High-Risk Vulnerability Notice for Multiple Products

Overview On January 14, NSFOCUS CERT detected that Microsoft released the January Security Update patch, which fixed 112 security issues involving widely used products such as Windows, Microsoft ...
Windows Latest

Windows 11 KB5078127 emergency update (25H2) fixes Outlook POP, PST crashes, unresponsive apps after January 2026 Patch Tuesday

Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...