Researchers Detail Zero-Click Copilot Exploit 'EchoLeak'

Researchers at Aim Security disclosed a Microsoft Copilot vulnerability of critical severity this week that could have enabled sensitive data exfiltration via prompt injection attacks.

Jun 13, 2025 - 06:30
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Researchers Detail Zero-Click Copilot Exploit 'EchoLeak'
Researchers at Aim Security disclosed a Microsoft Copilot vulnerability of critical severity this week that could have enabled sensitive data exfiltration via prompt injection attacks.