“10 hours ago a software update was rolled out to a small percentage of our iOS users. Update: Edison Mail provided the following statement to 9to5Mac, adding that the bug only affects iOS users.
Edison Mail users report that after enabling a new account syncing feature in the app, they have full access to email accounts of other Edison Mail users. Edison Mail is one of the more popular third-party email applications for iPhone, iPad, and Mac, but an apparent bug in the service is raising major privacy concerns.