The McAfee Labs Threat Report: February 2015 analyzes security level of mobile apps and the evolution of principal cyber threats. Carnegie Mellon Universitys Computer Emergency Response Team (CERT) analyzed the level of security implemented by Android applications. Nearly three-quarters of the 25 most downloaded apps listed in the CERT spreadsheet are still unpatched. The report cites as an example a mobile photo editor, with a number of downloads between 100 million and 500 million, that is still vulnerable to MITM attacks.”]
Source: http://securityaffairs.co/wordpress/34084/malware/mcafee-labs-threat-report-201402.html