Plone CMS Permissions Privileges and Access Controls Vulnerability - CVE-2013-4196
The object manager implementation (objectmanager.py) in Plone 2.1 through 4.1 4.2.x through 4.2.5 and 4.3.x through 4.3.1 does not properly restrict access to internal methods which allows remote attackers to obtain sensitive information via a crafted request.