Cross-site scripting (XSS) vulnerability in Plone 4.1 and earlier allows remote attackers to inject arbitrary web script or HTML via a crafted URL.
https://exchange.xforce.ibmcloud.com/vulnerabilities/67693
http://www.securityfocus.com/bid/48005
http://www.securityfocus.com/archive/1/518155/100/0/threaded
http://securityreason.com/securityalert/8269
http://secunia.com/advisories/44776
http://secunia.com/advisories/44775
http://plone.org/products/plone/security/advisories/CVE-2011-1948