3 files changed, 12 insertions, 7 deletions
diff --git a/phpBB/includes/functions_privmsgs.php b/phpBB/includes/functions_privmsgs.php
index 572fdee7e9..43f8c8489c 100644
--- a/phpBB/includes/functions_privmsgs.php
+++ b/phpBB/includes/functions_privmsgs.php
@@ -958,6 +958,11 @@ function handle_mark_actions($user_id, $mark_action)
 	{
 		case 'mark_important':
 
+			if (!check_form_key('ucp_pm_view'))
+			{
+				trigger_error('FORM_INVALID');
+			}
+
 			$sql = 'UPDATE ' . PRIVMSGS_TO_TABLE . "
 				SET pm_marked = 1 - pm_marked
 				WHERE folder_id = $cur_folder_id
diff --git a/phpBB/includes/ucp/ucp_pm.php b/phpBB/includes/ucp/ucp_pm.php
index 6fcc0146df..d8633975a9 100644
--- a/phpBB/includes/ucp/ucp_pm.php
+++ b/phpBB/includes/ucp/ucp_pm.php
@@ -209,14 +209,14 @@ class ucp_pm
 					$submit_mark = false;
 				}
 
-				if (($move_pm || $submit_mark) && !check_form_key('ucp_pm_view'))
-				{
-					trigger_error('FORM_INVALID');
-				}
-
 				// Move PM
 				if ($move_pm)
 				{
+					if (!check_form_key('ucp_pm_view'))
+					{
+						trigger_error('FORM_INVALID');
+					}
+
 					$move_msg_ids	= (isset($_POST['marked_msg_id'])) ? $request->variable('marked_msg_id', array(0)) : array();
 					$cur_folder_id	= $request->variable('cur_folder_id', PRIVMSGS_NO_BOX);
 
diff --git a/phpBB/includes/ucp/ucp_pm_viewfolder.php b/phpBB/includes/ucp/ucp_pm_viewfolder.php
index ce40a2507d..4b6377e0b7 100644
--- a/phpBB/includes/ucp/ucp_pm_viewfolder.php
+++ b/phpBB/includes/ucp/ucp_pm_viewfolder.php
@@ -32,7 +32,7 @@ function view_folder($id, $mode, $folder_id, $folder)
 
 	$folder_info = get_pm_from($folder_id, $folder, $user->data['user_id']);
 
-	add_form_key('ucp_pm_view_folder');
+	add_form_key('ucp_pm_view');
 
 	if (!$submit_export)
 	{
@@ -199,7 +199,7 @@ function view_folder($id, $mode, $folder_id, $folder)
 		$enclosure = $request->variable('enclosure', '');
 		$delimiter = $request->variable('delimiter', '');
 
-		if (!check_form_key('ucp_pm_view_folder'))
+		if (!check_form_key('ucp_pm_view'))
 		{
 			trigger_error('FORM_INVALID');
 		}