Exploiting Trust in Collaboration: Microsoft Teams Vulnerabilities Uncovered

Trust alone isn’t a security strategy. That’s the key lesson from new research by Check Point Research, which uncovered multiple vulnerabilities in Microsoft Teams that could allow attackers to impersonate executives, manipulate messages, and spoof notifications. 

With more than 320 million monthly active users, Microsoft Teams has become the backbone of modern workplace communication. From boardroom meetings to quick one-to-one chats, it powers the daily interactions of enterprises, small businesses, and governments worldwide. But Check Point Research’s latest findings show how attackers can twist the very trust mechanisms that make Teams effective, turning collaboration into an attack vector.

The Rise of Collaboration as an Attack Surface

Over the past decade, attackers have relentlessly targeted email, exploiting its role as the default business communication tool. Today, we are seeing the same playbook applied to collaboration apps. Platforms like Microsoft Teams, Slack, and Zoom are not just productivity enablers ...