Multiple Cross-Site Scripting (XSS) vulnerabilities exist in Simple Online Planning (SOPlanning) before 1.33 via the document.cookie in nb_mois and mb_ligness and the debug GET parameter to export.php, which allows malicious users to execute arbitrary code.
https://www.exploit-db.com/exploits/37604/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-8510
http://www.securityfocus.com/bid/75726