Microsoft Copilot Cowork Exfiltrates Files

www.promptarmor.com

Microsoft Copilot Cowork Exfiltrates Files

www.promptarmor.com

digicat@infosec.pubM to

blueteamsec@infosec.pubEnglish · 5 months ago

Microsoft Copilot Cowork is vulnerable to file exfiltration attacks via indirect prompt injection as a result of insecure automatic action approvals for sending Emails and Teams messages.

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