1 posts

#agent-security

Microsoft Copilot Cowork: File Exfiltration via Prompt Injection

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.

Showing 1 of 1 posts