A security bug in the Edison Mail app has impacted over 6,400 Edison Mail users. The issue allowed some users to access other peoples email accounts without authentication. The company quickly fixed the issue, the company confirmed that the bug potentially impacted 6,480 iOS users. Edison Mail also confirmed that user credentials were not exposed. The app allows users to manage their Gmail, Yahoo, Outlook, iCloud, and other email services in a single place. It also allows people to manage accounts across their Apple devices.”]
Source: https://securityaffairs.co/wordpress/103418/data-breach/edison-mail-ios-app-bug.html