The company says it has addressed the issue and it "did not provide anyone access to information they weren't already authorised to see".

Microsoft said the bug meant that its Copilot AI chatbot was reading and summarizing paying customers' confidential emails, bypassing data protection policies.

Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late ...

Microsoft 365 Copilot Chat reportedly allowed surfacing of confidential emails from users' Drafts and Sent folders due to a ...

Microsoft deployed a fix for the bug, which shows the hazards of using AI in the workplace.

Microsoft has confirmed that a bug in Microsoft 365 Copilot Chat allowed the AI to summarize confidential emails in violation of certain data loss prevention policies. The issue affected Copilot's ...

Microsoft Research has produced a peer-reviewed study showing that the leading AI chatbots lose significant accuracy as conversations grow longer, confirming a frustration familiar to anyone who has ...

ONLC Training shows how simple chat can power helpful AI workflows in Microsoft 365 Copilot Studio makes AI feel usable ...

Microsoft Copilot 2026 adds nine upgrades like GPT 5.2 and two thinking modes, helping you get faster answers or deeper ...

You may have noticed the Copilot icon appearing in Outlook, Word, or Teams. The AI chat-based experience is commonly used for drafting, rewriting, summarizing, and brainstorming. At Iowa, you have ...