Vulnerability in Microsoft 365 Copilot Enables Data Theft Through Novel Exploit Techniques
The recent post details a vulnerability in Microsoft 365 Copilot that allows attackers to exfiltrate sensitive user data, such as emails and personal information, through a sophisticated exploit chain. This exploit combines techniques like prompt injection, automatic tool invocation, and ASCII smuggling to covertly extract data without user awareness. Although Microsoft has implemented fixes, the underlying issue of prompt injection remains a concern, emphasizing the need for ongoing vigilance in AI security