Verticals Targeted: Government, Defense, NGOs, Think Tanks, Education, Media, Financial, Healthcare Regions Targeted: US, Europe, East Asia, Africa Related Families: Warlock, LockBit Executive Summary Microsoft has disclosed active exploitation of critical vulnerabilities in on-premises SharePoint servers by Chinese threat actors, urging immediate patching and additional mitigations to prevent unauthorized access and data theft.| PolySwarm Main Blog
Hackers are actively exploiting a critical SharePoint zero-day (CVE-2025-53770), hitting 400+ firms and institutions like the DHS.| WinBuzzer
Unit 42 has observed active exploitation of recent Microsoft SharePoint vulnerabilities. Here’s how you can protect your organization. The post Active Exploitation of Microsoft SharePoint Vulnerabilities: Threat Brief (Updated July 25) appeared first on Unit 42.| Unit 42