HELLO v3!!!

app/finders/users/login_error_messages.rb

@@ -0,0 +1,45 @@
+module WPScan
+  module Finders
+    module Users
+      # Login Error Messages
+      #
+      # Existing username:
+      #   WP < 3.1 - Incorrect password.
+      #   WP >= 3.1 - The password you entered for the username admin is incorrect.
+      # Non existent username: Invalid username.
+      #
+      class LoginErrorMessages < CMSScanner::Finders::Finder
+        # @param [ Hash ] opts
+        # @option opts [ String ] :list
+        #
+        # @return [ Array<User> ]
+        def aggressive(opts = {})
+          found = []
+
+          usernames(opts).each do |username|
+            res   = target.do_login(username, SecureRandom.hex[0, 8])
+            error = res.html.css('div#login_error').text.strip
+
+            return found if error.empty? # Protection plugin / error disabled
+
+            next unless error =~ /The password you entered for the username|Incorrect Password/i
+
+            found << CMSScanner::User.new(username, found_by: found_by, confidence: 100)
+          end
+
+          found
+        end
+
+        # @return [ Array<String> ] List of usernames to check
+        def usernames(opts = {})
+          # usernames from the potential Users found
+          unames = opts[:found].map(&:username)
+
+          [*opts[:list]].each { |uname| unames << uname.chomp }
+
+          unames.uniq
+        end
+      end
+    end
+  end
+end