diff --git a/app/Http/Middleware/UrlSetDb.php b/app/Http/Middleware/UrlSetDb.php
index e93ac08440ab..3c9d779e31b1 100644
--- a/app/Http/Middleware/UrlSetDb.php
+++ b/app/Http/Middleware/UrlSetDb.php
@@ -42,6 +42,9 @@ class UrlSetDb
 
             $hashed_db = $hashids->decode($segments[0]);
 
+            if(!is_array($hashed_db))
+                return response()->json(['message' => 'Invalid confirmation code'], 403);
+
             MultiDB::setDB(MultiDB::DB_PREFIX.str_pad($hashed_db[0], 2, '0', STR_PAD_LEFT));
         }