Security
Microsoft expands fix for Copilot prompt auto-run flaw
Image: Primary Microsoft introduced more comprehensive fixes Tuesday for a Microsoft 365 Copilot Enterprise flaw that researchers said could auto-run a prompt after a user clicked a malicious link. Varonis found that an undocumented ?autorun=1 parameter, combined with ?q=, could bypass a user-confirmation requirement. Microsoft had previously mitigated the issue in February by preventing ?q= from injecting text into the chatbot input; the newer fixes followed that change.
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