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The IT Nerd

theitnerd.ca

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First Zero-Click AI Vulnerability Enables Data Exfiltration From MS365 Copilot Researchers have discovered the first zero-click AI vulnerability dubbed “EchoLeak” that allows attackers to automatically exfiltrate sensitive and proprietary information from M365 Copilot context, without the user's… https://itnerd.blog/2025/06/11/first-zero-click-ai-vulnerability-enables-data-exfiltration-from-ms365-copilot/

2025-06-11T19:37:41.144Z