Provide references for CVE-2015-9439.
Where can I find more information about CVE-2015-9439?
References are available at: https://wpvulndb.com/vulnerabilities/8246, https://wordpress.org/plugins/addthis/#developers, http://blog.cinu.pl/2015/11/php-static-code-analysis-vs-top-1000-wordpress-plugins.html.