def run_check
if (version_between? "4.1.0", "4.1.10" or version_between? "4.2.0", "4.2.1") and not has_workaround?
message = msg(msg_version(rails_version), " does not encode JSON keys ", msg_cve("CVE-2015-3226"), ". Upgrade to ")
if version_between? "4.1.0", "4.1.10"
message << msg_version("4.1.11")
else
message << msg_version("4.2.2")
end
if tracker.find_call(:methods => [:to_json, :encode]).any?
confidence = :high
else
confidence = :medium
end
warn :warning_type => "Cross-Site Scripting",
:warning_code => :CVE_2015_3226,
:message => message,
:confidence => confidence,
:gem_info => gemfile_or_environment,
:link_path => "https://groups.google.com/d/msg/rubyonrails-security/7VlB_pck3hU/3QZrGIaQW6cJ"
end
end