From eb29d689587682746494866ec4c1f559da6415f8 Mon Sep 17 00:00:00 2001
From: Andy Miller <rhuk@mac.com>
Date: Thu, 7 Jan 2016 14:10:58 -0700
Subject: [PATCH] Safety check for array of nonces

---
 system/src/Grav/Common/Utils.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/system/src/Grav/Common/Utils.php b/system/src/Grav/Common/Utils.php
index 0efa1ba5f0..a8eacdeae3 100644
--- a/system/src/Grav/Common/Utils.php
+++ b/system/src/Grav/Common/Utils.php
@@ -560,6 +560,11 @@ public static function getNonceOldStyle($action, $plusOneTick = false)
      */
     public static function verifyNonce($nonce, $action)
     {
+        //Safety check for multiple nonces
+        if (is_array($nonce)) {
+            $nonce = array_shift($nonce);
+        }
+
         //Nonce generated 0-12 hours ago
         if ($nonce == self::getNonce($action)) {
             return true;