Plone CMS Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2016-7138
Cross-site scripting (XSS) vulnerability in the URL checking infrastructure in Plone CMS 5.x through 5.0.6 4.x through 4.3.11 and 3.3.x through 3.3.6 allows remote attackers to inject arbitrary web script or HTML via a crafted URL.