Cross-site scripting (XSS) vulnerability in Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.x before 4.3.7, and 5.0rc1.
https://plone.org/security/hotfix/20150910/non-persistent-xss-in-plone
https://github.com/plone/Products.CMFPlone/commit/3da710a2cd68587f0bf34f2e7ea1167d6eeee087