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#microsoft-365

Microsoft Copilot Cowork: File Exfiltration via Prompt Injection
Agent#copilot#prompt-injection#agent-security#microsoft-365

Microsoft Copilot Cowork: File Exfiltration via Prompt Injection

PromptArmor shows how a poisoned SKILL.md in OneDrive lets attackers silently pull M365 files — no approval dialog, no user alert.

Creeta
Creeta
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