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threat-intel

Coding Gaffe Exposes Microsoft 365 Accounts to Widespread Takeover

A coding error in several Microsoft 365 Android applications, specifically Excel, Word, PowerPoint, OneNote, Loop, and Microsoft 365 Copilot, exposed user accounts to potential compromise. The issue stemmed from a disabled security setting that allowed unauthorized apps to request authentication tokens, enabling attack…

Dark Reading · Jun 3, 2026 High