CVE-2016-5279
Mozilla Firefox before 49.0 allows user-assisted remote attackers to obtain sensitive full-pathname information during a local-file drag-and-drop operation via crafted JavaScript code.
Date published : 2016-09-22
http://www.securityfocus.com/bid/93052
http://www.mozilla.org/security/announce/2016/mfsa2016-85.html