1 files changed, 7 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/routing/redirection.rb b/actionpack/lib/action_dispatch/routing/redirection.rb
index ae01781013..f4084d9f4f 100644
--- a/actionpack/lib/action_dispatch/routing/redirection.rb
+++ b/actionpack/lib/action_dispatch/routing/redirection.rb
@@ -1,4 +1,5 @@
 require 'action_dispatch/http/request'
+require 'rack/utils'
 
 module ActionDispatch
   module Routing
@@ -96,13 +97,18 @@ module ActionDispatch
         path = args.shift
 
         block = lambda { |params, request|
-          (params.empty? || !path.match(/%\{\w*\}/)) ? path : (path % params)
+          (params.empty? || !path.match(/%\{\w*\}/)) ? path : (path % escape(params))
         } if String === path
 
         block = path if path.respond_to? :call
         raise ArgumentError, "redirection argument not supported" unless block
         Redirect.new status, block
       end
+
+      private
+        def escape(params)
+          Hash[params.map{ |k,v| [k, Rack::Utils.escape(v)] }]
+        end
     end
   end
 end