Cross-site scripting (XSS) vulnerability in lib/rails/html/scrubbers.rb in the rails-html-sanitizer gem before 1.0.3 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via a crafted CDATA node.
https://groups.google.com/forum/message/raw?msg=rubyonrails-security/uh--W4TDwmI/m_CVZtdbFQAJ
https://github.com/rails/rails-html-sanitizer/commit/63903b0eaa6d2a4e1c91bc86008256c4c8335e78
http://www.securitytracker.com/id/1034816
http://www.openwall.com/lists/oss-security/2016/01/25/15
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00014.html