From 0870e1999db206686752fe5da5a2e5c628591671 Mon Sep 17 00:00:00 2001
From: catch <catch@35733.no-reply.drupal.org>
Date: Fri, 28 Aug 2020 15:13:29 +0100
Subject: [PATCH] Issue #3167390 by mbovan, Berdir: ExceptionLoggingSubscriber
 should not log backtrace string on access denied exceptions

---
 .../Drupal/Core/EventSubscriber/ExceptionLoggingSubscriber.php   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/lib/Drupal/Core/EventSubscriber/ExceptionLoggingSubscriber.php b/core/lib/Drupal/Core/EventSubscriber/ExceptionLoggingSubscriber.php
index 93bf4961217a..6b4bd1f14e66 100644
--- a/core/lib/Drupal/Core/EventSubscriber/ExceptionLoggingSubscriber.php
+++ b/core/lib/Drupal/Core/EventSubscriber/ExceptionLoggingSubscriber.php
@@ -42,6 +42,7 @@ public function on403(ExceptionEvent $event) {
     // why access was denied.
     $exception = $event->getThrowable();
     $error = Error::decodeException($exception);
+    unset($error['@backtrace_string']);
     $error['@uri'] = $event->getRequest()->getRequestUri();
     $this->logger->get('access denied')->warning('Path: @uri. %type: @message in %function (line %line of %file).', $error);
   }
-- 
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