Microsoft 365 Copilot, the AI tool built into Microsoft Office workplace applications including Word, Excel, Outlook, ...

A single email can silently trigger Copilot to exfiltrate sensitive corporate data — no clicks, no warnings, no user action.

Security researchers uncovered “EchoLeak,” a zero-click flaw in Microsoft 365 Copilot, exposing sensitive data without user ...

Aim Security researchers found a zero-click vulnerability in Microsoft 365 Copilot that could have been exploited to have AI tools like RAG and AI agents hand over sensitive corporate data to ...

The M365 AI agent could be tricked into releasing sensitive information via email and without a mouse click. Microsoft has ...

Microsoft recently patched CVE-2025-32711, a vulnerability that could have been used for zero-click attacks to steal data ...

Security researchers at Aim Security discovered "EchoLeak", the first known zero-click artificial intelligence (AI) ...

Critically, according to Aim’s researchers, all of this happens behind the scenes. Users themselves don’t have to open the ...

A critical security flaw in Microsoft 365 Copilot, an AI tool, highlights the increasing risk of AI agents being hacked.

Researchers said the vulnerability, dubbed “EchoLeak,” could allow a hacker to access data without any specific user ...

Here, I'll outline how CISOs can assign red teams to hunt for such files, some examples of real-world findings and suggested ...

Microsoft 365 Copilot, the AI tool built ... harbored a critical security flaw that, according to researchers, signals a broader risk of AI agents being hacked. The flaw, revealed today by AI ...