RailsAdmin (aka rails_admin) before 1.4.3 and 2.x before 2.0.2 allows XSS via nested forms.Referenceshttps://github.com/sferik/rails_admin/blob/master/README.mdhttps://github.com/sferik/rails_admin/commit/d72090ec6a07c3b9b7b48ab50f3d405f91ff4375https://github.com/sferik/rails_admin/compare/v1.4.2...v1.4.3