Microsoft SharePoint Zero-Day Exploited in Widespread Hack Campaign
Incident window: July 19–21, 2025 Public alert issued: Late July 2025 What happened In one of the most significant enterprise security incidents in recent memory, a zero-day vulnerability in on-premises Microsoft SharePoint servers was actively exploited in a widespread cyber campaign. Between July 19 and July 21, over 8,000 servers globally were reportedly compromised by […]







