Cross-site scripting (XSS) vulnerability in the safe_html filter in Products.PortalTransforms in Plone 2.1 through 4.1 allows remote authenticated users to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2010-2422.
osvdb.org/72728
plone.org/products/plone/security/advisories/CVE-2011-1949
secunia.com/advisories/44775
secunia.com/advisories/44776
securityreason.com/securityalert/8269
www.securityfocus.com/archive/1/518155/100/0/threaded
www.securityfocus.com/bid/48005
exchange.xforce.ibmcloud.com/vulnerabilities/67694