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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 ...
ET CIO3h
The silent threat in your AI stack: Why EchoLeak is a wake-up call for CXOs
Discover the silent threat of EchoLeak, a new vulnerability in AI systems that can lead to data leakage without user ...
SecurityWeek1d
‘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 ...
Researchers find 'dangerous' AI data leak flaw in Microsoft 365 Copilot: What the company has to say
A critical AI vulnerability, 'EchoLeak,' was discovered in Microsoft 365 Copilot by Aim Labs researchers in January 2025.
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) ...
Microsoft 365 Copilot Vulnerable to Zero-Click EchoLeak Exploit, Cybersecurity Researchers Say
For example, Copilot being able to connect to OneDrive and retrieving data from a file stored there to answer a user query would be considered an agentic action. As per the researchers, the attack was ...
Hackers successfully attacked an AI agent, Microsoft fixed the flaw: Here’s why it’s scary
It didn’t start with a ransom note, there were no system crashes, no screens held hostage.Just an AI assistant, Microsoft ...
The Hacker News1d
Zero-Click AI Vulnerability Exposes Microsoft 365 Copilot Data Without User Interaction
Critical zero-click AI vulnerability EchoLeak exposed sensitive Microsoft 365 Copilot data; Microsoft patched it to prevent data leaks.
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 data from Microsoft 365 Copilot from a user's context without interaction.