Microsoft confirms a bug that let Microsoft 365 Copilot summarize confidential emails from Sent Items and Drafts folders, and deployed a fix in early February (Sergiu Gatlan/BleepingComputer)
Techmeme [Unofficial]
February 18, 2026
Sergiu Gatlan / BleepingComputer: Microsoft confirms a bug that let Microsoft 365 Copilot summarize confidential emails from Sent Items and Drafts folders, and deployed a fix in early February — Microsoft says a Microsoft 365 Copilot bug has been causing the AI assistant to summarize confidential emails since late January …
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