A Microsoft Copilot bug has been exposing confidential emails—are you affected?
- 2 days ago
- 1 min read

A bug has been causing Microsoft Copilot to read and summarize users’ confidential emails. The issue has been ongoing since late January, Microsoft said, due to a bug that bypasses data loss prevention (DLP) policies meant to protect sensitive information.
“Users’ email messages with a confidential label applied are being incorrectly processed by Microsoft 365 Copilot chat,” the company said, according to BleepingComputer.
Copilot Chat is Microsoft’s AI-driven chatbot that allows users to communicate with AI agents. The company launched the feature in September for Microsoft 365 business customers using Word, Excel, PowerPoint, Outlook, and OneNote.
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