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 ...
Microsoft Copilot targeted in first “zero-click” attack on an AI agent - what you need to know
Security researchers Aim Labs discovered an LLM Scope Violation flaw in Microsoft 365 Copilot The critical-severity bug ...
Microsoft Copilot's own default configuration exposed users to the first-ever "zero-click" AI attack, but there was no data breach
Aim Labs recently shared findings about the first-ever zero-click AI attack impacting Microsoft 365 Copilot, though there's ...
CSO Online1d
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.
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 ...
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 ...
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, ...
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) ...
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 ...
Techzine Europe23h
Zero-click attack reveals new AI vulnerability
Echoleak is a new attack vector that exploits AI assistants by subtly manipulating prompts. The attack was executed without ...
Researchers discover zero-click vulnerability in Microsoft Copilot
Researchers have said that Microsoft Copilot had a critical zero-click AI vulnerability that was fixed before hackers stole ...
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 ...