Directory traversal vulnerability in the set_skin function in program/include/rcmail_output_html.php in Roundcube before 1.0.8 and 1.1.x before 1.1.4 allows remote authenticated users with certain permissions to read arbitrary files or possibly execute arbitrary code via a .. (dot dot) in the _skin parameter to index.php.
- http://packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html
- https://www.exploit-db.com/exploits/39245/
- https://github.com/ARPSyndicate/cvemon