[BUGFIX] Properly handle multi-language records in AccessUtility

Author: eliashaeussler

Classes/Utility/AccessUtility.php

@@ -68,7 +68,18 @@ protected static function checkPagePermissions(int $pageId, int $languageId = nu
             $record = BackendUtility::getRecordLocalization('pages', $pageId, $languageId, 'hidden = 0');
         }
 
-        return !empty($record) && $backendUser->doesUserHaveAccess($record, $permissions);
+        // Early return if record is inaccessible
+        if (!\is_array($record) || $record === []) {
+            return false;
+        }
+
+        // Select first record inside list of records which is potentially returned by
+        // BackendUtility::getRecordLocalization()
+        if (array_is_list($record)) {
+            $record = reset($record);
+        }
+
+        return $backendUser->doesUserHaveAccess($record, $permissions);
     }
 
     protected static function isPageAccessible(int $pageId): bool

Resources/Private/Libs/Build/composer.json

@@ -13,6 +13,7 @@
 	"require": {
 		"php": "~7.4.0",
 		"eliashaeussler/cache-warmup": ">= 0.4.0 < 0.9.0",
-		"symfony/polyfill-php80": "^1.23"
+		"symfony/polyfill-php80": "^1.23",
+		"symfony/polyfill-php81": "^1.26"
 	}
 }

Resources/Private/Libs/Build/composer.lock

@@ -21,6 +21,7 @@
 		"psr/log": "^1.0",
 		"symfony/console": ">= 4.0 < 6.0",
 		"symfony/polyfill-php80": "^1.23",
+		"symfony/polyfill-php81": "^1.26",
 		"symfony/serializer": ">= 4.0 < 6.0",
 		"typo3/cms-backend": "~10.4.0 || ~11.5.0",
 		"typo3/cms-core": "~10.4.0 || ~11.5.0",