typo3/sysext/core/Classes/Site/Entity/Site.php                    | 2 +-
 .../frontend/Classes/ContentObject/ContentObjectRenderer.php      | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/typo3/sysext/core/Classes/Site/Entity/Site.php b/typo3/sysext/core/Classes/Site/Entity/Site.php
index ce2c18d958..b6d516e801 100644
--- a/typo3/sysext/core/Classes/Site/Entity/Site.php
+++ b/typo3/sysext/core/Classes/Site/Entity/Site.php
@@ -149,7 +149,7 @@ class Site implements SiteInterface
      * @param array|null $baseVariants
      * @return string
      */
-    protected function resolveBaseWithVariants(string $baseUrl, ?array $baseVariants): string
+    public function resolveBaseWithVariants(string $baseUrl, ?array $baseVariants): string
     {
         if (!empty($baseVariants)) {
             $expressionLanguageResolver = GeneralUtility::makeInstance(
diff --git a/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php b/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php
index 7b92e5d726..af1dc919aa 100644
--- a/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php
+++ b/typo3/sysext/frontend/Classes/ContentObject/ContentObjectRenderer.php
@@ -19,6 +19,7 @@ use Doctrine\DBAL\Driver\Statement;
 use Psr\Container\ContainerInterface;
 use Psr\Log\LoggerAwareInterface;
 use Psr\Log\LoggerAwareTrait;
+use Symfony\Component\ExpressionLanguage\SyntaxError;
 use Symfony\Component\Mime\NamedAddress;
 use TYPO3\CMS\Core\Cache\CacheManager;
 use TYPO3\CMS\Core\Context\Context;
@@ -32,6 +33,7 @@ use TYPO3\CMS\Core\Database\Query\QueryHelper;
 use TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
 use TYPO3\CMS\Core\Database\Query\Restriction\FrontendRestrictionContainer;
 use TYPO3\CMS\Core\Domain\Repository\PageRepository;
+use TYPO3\CMS\Core\ExpressionLanguage\Resolver;
 use TYPO3\CMS\Core\Html\HtmlParser;
 use TYPO3\CMS\Core\Imaging\ImageManipulation\Area;
 use TYPO3\CMS\Core\Imaging\ImageManipulation\CropVariantCollection;
@@ -4714,6 +4716,12 @@ class ContentObjectRenderer implements LoggerAwareInterface
                             } else {
                                 try {
                                     $retVal = ArrayUtility::getValueByPath($site->getConfiguration(), $key, '.');
+                                    if ($key === 'base') {
+                                        $retVal = $site->resolveBaseWithVariants(
+                                            $site->getBase(),
+                                            $site->getConfiguration()['baseVariants'] ?? null
+                                        );
+                                    }
                                 } catch (MissingArrayPathException $exception) {
                                     $this->logger->warning(sprintf('getData() with "%s" failed', $key), ['exception' => $exception]);
                                 }