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

Aim Labs recently shared findings about the first-ever zero-click AI attack impacting Microsoft 365 Copilot, though there's no evidence bad actors managed to access sensitive user data.

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

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In a world first, researchers from Aim Labs have identified a critical zero-click vulnerability in Microsoft 365 Copilot that can lead to the exfiltration of sensitive corporate data with a simple ...

This is EchoLeak, a critical vulnerability in Microsoft 365 Copilot that lets hackers steal sensitive corporate data without a single action from the victim.

A new attack dubbed 'EchoLeak' is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive data from Microsoft 365 Copilot from a user's context without interaction.

Microsoft 365 Copilot now supports 48 languages, including Filipino, Malay, and Serbian (Cyrillic), expanding access to AI ...

Microsoft has fixed a dangerous zero-click attack in its Generative Artificial Intelligence (GenAI) model which could have allowed threat actors to silently exfiltrate sensitive corporate data without ...

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

The researchers at Aim Security dubbed the flaw “EchoLeak.” Microsoft told Fortune that it has already fixed the issue in Microsoft 365 Copilot and that its customers were unaffected.