Cross-site scripting (XSS) vulnerability in the save_order function in class-floating-social-bar.php in the Floating Social Bar plugin before 1.1.6 for WordPress allows remote attackers to inject arbitrary web script or HTML via the items[] parameter in an fsb_save_order action to wp-admin/admin-ajax.php.
https://wpvulndb.com/vulnerabilities/8098
https://wordpress.org/plugins/floating-social-bar/changelog/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-5483
http://www.securityfocus.com/bid/75944