Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit

Exploit code has been released for an unpatched Windows privilege escalation flaw reported privately to Microsoft, allowing ...
TechSpot

Worldwide cyberattack underway as hackers exploit Microsoft SharePoint zero-day vulnerability

A hot potato: A newly uncovered security flaw in Microsoft's SharePoint software has sparked a widespread series of cyberattacks targeting government organizations, educational institutions, energy ...
SiliconANGLE

Aim Security details first known AI zero-click exploit targeting Microsoft 365 Copilot

A new report out today from Aim Security Ltd. reveals the first known zero-click artificial intelligence vulnerability that could have allowed attackers to exfiltrate sensitive internal data without ...
Hosted on MSN

Microsoft issues emergency Windows server security patch - update now or risk attack

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 ...
PC World

High-risk Office security flaw: Microsoft issues emergency updates

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 ...