A sweeping cyber-espionage campaign organisation centred on vulnerable versions of Microsoft’s server software has now claimed about 400 victims, according to researchers.

A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ransomware, Microsoft said in a late Wednesday blog post.

A major security vulnerability in Microsoft's widely used Sharepoint server software has been exploited by hackers, causing chaos within businesses and government agencies.

Microsoft has issued an alert about "active attacks" on server software used by government agencies and businesses to share documents within organizations, and recommended security updates that ...

Business Microsoft server hack has now hit 400 victims, researchers say A view shows a Microsoft logo at Microsoft offices in Issy-les-Moulineaux near Paris, France, on Mar 25, 2024.

WASHINGTON/LONDON : A sweeping cyber espionage operation targeting Microsoft server software compromised about 100 different organizations as of the weekend, two of the organizations that helped ...

Pro Security Microsoft SharePoint server hack sees Chinese threat actor hit roughly 100 orgs - here’s what we know so far News By Ellen Jennings-Trace published July 22, 2025 ...

Microsoft warned of active zero-day attacks on SharePoint servers used by government and businesses, with FBI investigating.

WASHINGTON — Microsoft has issued an alert about “active attacks” on server software used by government agencies and businesses to share documents within organizations, and recommended security ...