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

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

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

Aim Labs recently shared findings about the first-ever zero-click AI attack impacting Microsoft 365 Copilot, though there's ...

A critical AI vulnerability, 'EchoLeak,' was discovered in Microsoft 365 Copilot by Aim Labs researchers in January 2025.

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

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

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

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

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

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

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