diff --git a/typo3/sysext/lowlevel/Classes/Controller/ConfigurationController.php b/typo3/sysext/lowlevel/Classes/Controller/ConfigurationController.php
index ed6275cf6060f2333fd147eb9dac134e432ee67b..50c9e324089982b0da68da5d469123eff46315d6 100644
--- a/typo3/sysext/lowlevel/Classes/Controller/ConfigurationController.php
+++ b/typo3/sysext/lowlevel/Classes/Controller/ConfigurationController.php
@@ -17,6 +17,7 @@ namespace TYPO3\CMS\Lowlevel\Controller;
 
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
+use TYPO3\CMS\Backend\Configuration\SiteTcaConfiguration;
 use TYPO3\CMS\Backend\Routing\Router;
 use TYPO3\CMS\Backend\Template\ModuleTemplate;
 use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
@@ -113,6 +114,10 @@ class ConfigurationController
             'label' => 'httpMiddlewareStacks',
             'type' => 'httpMiddlewareStacks',
         ],
+        'siteConfiguration' => [
+            'label' => 'siteConfiguration',
+            'type' => 'siteConfiguration',
+        ],
     ];
 
     /**
@@ -238,6 +243,8 @@ class ConfigurationController
                 // reversing the array allows the admin to read the stack from top to bottom
                 $renderArray[$stackName] = array_reverse($stackResolver->resolve($stackName));
             }
+        } elseif ($selectedTreeDetails['type'] === 'siteConfiguration') {
+            $renderArray = GeneralUtility::makeInstance(SiteTcaConfiguration::class)->getTca();
         } else {
             throw new \RuntimeException('Unknown array type "' . $selectedTreeDetails['type'] . '"', 1507845662);
         }
diff --git a/typo3/sysext/lowlevel/Resources/Private/Language/locallang.xlf b/typo3/sysext/lowlevel/Resources/Private/Language/locallang.xlf
index ed3952833b16bcc9f0d35d4a459341cc82cb23a4..93ca8c8bdbc8f0993fad9149de474cc9fd106e53 100644
--- a/typo3/sysext/lowlevel/Resources/Private/Language/locallang.xlf
+++ b/typo3/sysext/lowlevel/Resources/Private/Language/locallang.xlf
@@ -36,6 +36,9 @@
 			<trans-unit id="httpMiddlewareStacks">
 				<source>HTTP Middlewares (PSR-15)</source>
 			</trans-unit>
+			<trans-unit id="siteConfiguration">
+				<source>Site Configuration</source>
+			</trans-unit>
 			<trans-unit id="t3services">
 				<source>$GLOBALS['T3_SERVICES'] (Registered Services)</source>
 			</trans-unit>