CVE-2016-1948
Mozilla Firefox before 44.0 on Android does not ensure that HTTPS is used for a lightweight-theme installation, which allows man-in-the-middle attackers to replace a theme’s images and colors by modifying the client-server data stream.
Date published : 2016-01-31
http://www.mozilla.org/security/announce/2016/mfsa2016-12.html