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

Microsoft has patched the critical 'EchoLeak' vulnerability in Microsoft 365 Copilot, a flaw that allowed attackers to ...

A new attack dubbed 'EchoLeak' is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive ...

Researchers have found a flaw in Microsoft 365 Copilot that allows the exfiltration of sensitive corporate data with a simple ...

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

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

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

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

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

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

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

EchoLeak affected Microsoft 365 Copilot, the AI assistant integrated across several Office applications, including Word, ...