Attackers have not waited for Exploit Wednesday; the Microsoft Windows zero-day attacks have already started. Here’s what you need to know and do.

Today is Microsoft' 2026 Patch Tuesday with security updates for 58 flaws, including 6 actively exploited and three publicly ...

Microsoft issues emergency patch for a critical WSUS flaw enabling remote code execution CVE-2025-59287 allows unauthenticated attackers to gain SYSTEM privileges without user interaction An ...

Important security updates have been released for Exchange Server, Hyper-V, Office, and Windows, among others. There are already attacks.

Most security incidents happen in the gap between knowing what matters and actually implementing security controls ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, August 10, 2025: This story, originally published on ...

Microsoft has patched the Windows Notepad remote code execution vulnerability CVE-2026-20841, warning users to install February 2026 updates to block exploits.

Ukraine’s Computer Emergency Response Team (CERT) says that Russian hackers are exploiting CVE-2026-21509, a recently patched vulnerability in multiple versions of Microsoft Office. On January 26, ...

A hole in Microsoft Office is being exploited by bad actors, including Russian hackers targeting Ukraine's government.

CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration and implement live threat detection. Attackers are exploiting a previously ...

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 ...