News

First Known Zero-Click AI Exploit: Microsoft 365 Copilot’s ‘EchoLeak’ Flaw
Security researchers uncovered “EchoLeak,” a zero-click flaw in Microsoft 365 Copilot, exposing sensitive data without user ...
Exclusive: New Microsoft Copilot flaw signals broader risk of AI agents being hacked—‘I would be terrified’
Microsoft 365 Copilot, the AI tool built into Microsoft Office workplace applications including Word, Excel, Outlook, ...
Zero-click AI data leak flaw uncovered in Microsoft 365 Copilot
A new attack dubbed 'EchoLeak' is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive ...
Security researchers found a zero-click vulnerability in Microsoft 365 Copilot.
The vulnerability, called “EchoLeak,” lets attackers “automatically exfiltrate sensitive and proprietary information” from Microsoft 365 Copilot without knowledge of the user, according to findings ...
Infosecurity Magazine1d
Microsoft 365 Copilot: New Zero-Click AI Vulnerability Allows Corporate Data Theft
Researchers have found a flaw in Microsoft 365 Copilot that allows the exfiltration of sensitive corporate data with a simple ...
CSO Online2d
First-ever zero-click attack targets Microsoft 365 Copilot
A single email can silently trigger Copilot to exfiltrate sensitive corporate data — no clicks, no warnings, no user action.
Microsoft 365 Copilot’s Data Exposed – Hit by Zero-Click Vulnerability
Security researchers at Aim Security discovered "EchoLeak", the first known zero-click artificial intelligence (AI) ...
SecurityWeek2d
‘EchoLeak’ AI Attack Enabled Theft of Sensitive Data via Microsoft 365 Copilot
Microsoft recently patched CVE-2025-32711, a vulnerability that could have been used for zero-click attacks to steal data ...
Aim Security details first known AI zero-click exploit targeting Microsoft 365 Copilot
Critically, according to Aim’s researchers, all of this happens behind the scenes. Users themselves don’t have to open the ...
Microsoft fixes first known zero-click attack on an AI agent
EchoLeak affected Microsoft 365 Copilot, the AI assistant integrated across several Office applications, including Word, ...
Critical flaw in Microsoft Copilot could have allowed zero-click attack
Researchers said the vulnerability, dubbed “EchoLeak,” could allow a hacker to access data without any specific user ...
India Today on MSN2d
First ever security flaw detected in an AI agent, could allow hacker to attack user via email
Security researchers have discovered the first zero-click AI vulnerability in Microsoft 365 Copilot AI agent, exposing a way for attackers to steal data via email without user interaction. The flaw is ...