Multiple cross-site scripting (XSS) vulnerabilities in Dolibarr ERP/CRM 3.8.3 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) external calendar url or (2) the bank name field in the "import external calendar" page.
https://github.com/GPCsolutions/dolibarr/commit/0d3181324c816bdf664ca5e1548dfe8eb05c54f8
http://packetstormsecurity.com/files/135256/dolibarr-HTML-Injection.html