diff --git a/framework/base/Action.php b/framework/base/Action.php
index a87d519..8830033 100644
--- a/framework/base/Action.php
+++ b/framework/base/Action.php
@@ -55,11 +55,14 @@ class Action extends Component
 	public function runWithParams($params)
 	{
 		try {
-			$params = ReflectionHelper::extractMethodParams($this, 'run', $params);
-			return (int)call_user_func_array(array($this, 'run'), $params);
+			$ps = ReflectionHelper::extractMethodParams($this, 'run', $params);
 		} catch (Exception $e) {
 			$this->controller->invalidActionParams($this, $e);
 			return 1;
 		}
+		if ($params !== $ps) {
+			$this->controller->extraActionParams($this, $ps, $params);
+		}
+		return (int)call_user_func_array(array($this, 'run'), $ps);
 	}
 }
diff --git a/framework/base/Controller.php b/framework/base/Controller.php
index f78cfa9..e3df100 100644
--- a/framework/base/Controller.php
+++ b/framework/base/Controller.php
@@ -175,6 +175,17 @@ class Controller extends Component implements Initable
 	}
 
 	/**
+	 * This method is invoked when extra parameters are provided to an action when it is executed.
+	 * The default implementation does nothing.
+	 * @param Action $action the action being executed
+	 * @param array $expected the expected action parameters (name => value)
+	 * @param array $actual the actual action parameters (name => value)
+	 */
+	public function extraActionParams($action, $expected, $actual)
+	{
+	}
+
+	/**
 	 * Handles the request whose action is not recognized.
 	 * This method is invoked when the controller cannot find the requested action.
 	 * The default implementation simply throws an exception.
diff --git a/framework/base/InlineAction.php b/framework/base/InlineAction.php
index 2bd5582..eb98f96 100644
--- a/framework/base/InlineAction.php
+++ b/framework/base/InlineAction.php
@@ -32,11 +32,14 @@ class InlineAction extends Action
 	{
 		try {
 			$method = 'action' . $this->id;
-			$params = ReflectionHelper::extractMethodParams($this->controller, $method, $params);
-			return (int)call_user_func_array(array($this->controller, $method), $params);
+			$ps = ReflectionHelper::extractMethodParams($this->controller, $method, $params);
 		} catch (Exception $e) {
 			$this->controller->invalidActionParams($this, $e);
 			return 1;
 		}
+		if ($params !== $ps) {
+			$this->controller->extraActionParams($this, $ps, $params);
+		}
+		return (int)call_user_func_array(array($this->controller, $method), $ps);
 	}
 }
diff --git a/framework/console/Controller.php b/framework/console/Controller.php
index 1cca900..b1d949a 100644
--- a/framework/console/Controller.php
+++ b/framework/console/Controller.php
@@ -9,9 +9,8 @@
 
 namespace yii\console;
 
-use yii\base\InlineAction;
+use yii\base\Action;
 use yii\base\Exception;
-use yii\util\ReflectionHelper;
 
 /**
  * Command represents an executable console command.
@@ -51,6 +50,28 @@ use yii\util\ReflectionHelper;
 class Controller extends \yii\base\Controller
 {
 	/**
+	 * This method is invoked when the request parameters do not satisfy the requirement of the specified action.
+	 * The default implementation will throw an exception.
+	 * @param Action $action the action being executed
+	 * @param Exception $exception the exception about the invalid parameters
+	 * @throws Exception whenever this method is invoked
+	 */
+	public function invalidActionParams($action, $exception)
+	{
+	}
+
+	/**
+	 * This method is invoked when extra parameters are provided to an action when it is executed.
+	 * The default implementation does nothing.
+	 * @param Action $action the action being executed
+	 * @param array $expected the expected action parameters (name => value)
+	 * @param array $actual the actual action parameters (name => value)
+	 */
+	public function extraActionParams($action, $expected, $actual)
+	{
+	}
+
+	/**
 	 * Provides the command description.
 	 * This method may be overridden to return the actual command description.
 	 * @return string the command description. Defaults to 'Usage: php entry-script.php command-name'.