Malware Discovered on Microsoft Store Impersonating an Add-in, Stealing Data from Over 4,000 Outlook Users
88/69 Friday, February 13, 2026 A cybersecurity monitoring center has identified a new attack vector involving a malicious add-in distributed through the Microsoft Office Store-the first incident of its kind. An application named AgreeTo, originally a legitimate meeting scheduling tool, was compromised after threat actors took control of an unused developer domain (an orphaned URL) […]
