Researchers uncover a critical AI flaw in Microsoft 365 Copilot, allowing silent data theft through email without any user ...

Microsoft’s been inserting AI everywhere it can, including into some of the world’s most popular business productivity apps. ...

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

Critical zero-click AI vulnerability EchoLeak exposed sensitive Microsoft 365 Copilot data; Microsoft patched it to prevent ...

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

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

Researchers have said that Microsoft Copilot had a critical zero-click AI vulnerability that was fixed before hackers stole ...

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

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

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

The vulnerability, called “EchoLeak,” lets attackers “automatically exfiltrate sensitive and proprietary information” from Microsoft 365 Copilot without knowledge of the user, according to findings ...

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