Ransomware gangs are on the hunt for organizations that have yet to patch their vulnerable Microsoft SharePoint servers.Why it matters: Those could include organizations across the government and sectors including education,

Threat actors exploit SharePoint flaws to access internal systems, steal sensitive data, and carry out surveillance, impersonation, and extortion.

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.