The www_purgeList method in Plain Black WebGUI before 7.3.8 does not properly check user permissions, which allows attackers to delete unauthorized assets. NOTE: some of these details are obtained from third party information.
https://exchange.xforce.ibmcloud.com/vulnerabilities/31905
http://www.securityfocus.com/bid/22294
http://www.plainblack.com/getwebgui/advisories/security-defect-discovered-in-7.x-versions
http://sourceforge.net/project/shownotes.php?group_id=51417&release_id=481584