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-rw-r--r--actionpack/lib/action_controller/metal/http_authentication.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/metal/http_authentication.rb b/actionpack/lib/action_controller/metal/http_authentication.rb
index d8bc895265..08d9b094f3 100644
--- a/actionpack/lib/action_controller/metal/http_authentication.rb
+++ b/actionpack/lib/action_controller/metal/http_authentication.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "base64"
require "active_support/security_utils"
@@ -475,7 +477,7 @@ module ActionController
# This removes the <tt>"</tt> characters wrapping the value.
def rewrite_param_values(array_params)
- array_params.each { |param| (param[1] || "").gsub! %r/^"|"$/, "" }
+ array_params.each { |param| (param[1] || "".dup).gsub! %r/^"|"$/, "" }
end
# This method takes an authorization body and splits up the key-value