17 Jun, 2026

New attack turned Microsoft 365 Copilot into 1-click data theft tool

A critical vulnerability chain dubbed SearchLeak in Microsoft 365 Copilot Enterprise could allow attackers to steal sensitive data from a target’s mailbox, OneDrive, or SharePoint account through a specially crafted URL. The exfiltrated information could be email content (e.g., access codes, passwords), calendar events and meeting details, documents, and other content accessible through Copilot Enterprise […]

3 mins read