exclude guest user from captcha check

application/component/oeusercomponent.php

@@ -49,7 +49,7 @@ class oeUserComponent extends oeUserComponent_parent
         }
         /* START check for PayPal Checkout - no Captcha */
 
-        if (!$this->getCaptcha()->passCaptcha()) {
+        if (\OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter('cl') !== 'user' && !$this->getCaptcha()->passCaptcha()) {
             return false;
         }