Cross-site request forgery (CSRF) vulnerability in LOCKON EC-CUBE 2.11.0 through 2.13.3 allows remote attackers to hijack the authentication of arbitrary users for requests that write to PHP scripts, related to the doValidToken function.
https://www.ec-cube.net/info/weakness/201510_01/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-5615
http://www.ec-cube.net/info/weakness/weakness.php?id=63