ActionController RequestForgeryProtection CROSS_ORIGIN_JAVASCRIPT_WARNING constant CROSS_ORIGIN_JAVASCRIPT_WARNING Ruby on Rails 8.0.4 Since v4.1.16 Available in: v4.1.16 v7.2.3 v8.0.4 v8.1.2 Compare with: … v4.1.16 v7.2.3 v8.1.2 No documentation comment.