Multiple incomplete blacklist vulnerabilities in inc/core/class.dc.core.php in Dotclear before 2.8.2 allow remote authenticated users with "manage their own media items" and "manage their own entries and comments" permissions to execute arbitrary PHP code by uploading a file with a (1) .pht, (2) .phps, or (3) .phtml extension.
https://hg.dotclear.org/dotclear/rev/198580bc3d80
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-8698
https://blog.curesec.com/article/blog/dotclear-281-Code-Execution-93.html
http://www.securityfocus.com/bid/96379
http://seclists.org/fulldisclosure/2015/Nov/58
http://packetstormsecurity.com/files/134352/dotclear-2.8.1-Shell-Upload.html