diff --git a/src/Model/LandingPage.php b/src/Model/LandingPage.php
index dbd264a..b2b4cc0 100644
--- a/src/Model/LandingPage.php
+++ b/src/Model/LandingPage.php
@@ -12,6 +12,7 @@
 use Magento\Framework\Model\AbstractExtensibleModel;
 use Magento\Framework\Registry;
 use Magento\Framework\Model\Context;
+use Exception;
 use Magento\Framework\Model\ResourceModel\AbstractResource;
 
 /**
@@ -346,11 +347,22 @@ public function setFilterAttributes(?string $filterAttributes): LandingPageInter
      */
     public function getUnserializedFilterAttributes(): array
     {
-        if ($this->getFilterAttributes() === null) {
+        $raw = $this->getFilterAttributes();
+        if ($raw === null || $raw === '') {
             return [];
         }
 
-        return unserialize($this->getFilterAttributes());
+        try {
+            $result = unserialize($raw, ['allowed_classes' => false]);
+        } catch (Exception $e) {
+            return [];
+        }
+
+        if (!is_array($result)) {
+            return [];
+        }
+
+        return $result;
     }
 
     /**
diff --git a/src/Model/UrlFinder.php b/src/Model/UrlFinder.php
index 3dfbd9a..35dfbf1 100644
--- a/src/Model/UrlFinder.php
+++ b/src/Model/UrlFinder.php
@@ -10,6 +10,7 @@
 use Emico\AttributeLanding\Api\Data\FilterInterface;
 use Emico\AttributeLanding\Api\Data\LandingPageInterface;
 use Emico\AttributeLanding\Api\LandingPageRepositoryInterface;
+use Exception;
 use Magento\Framework\Api\SearchCriteriaBuilder;
 use Magento\Framework\App\CacheInterface;
 use Magento\Framework\Serialize\SerializerInterface;
@@ -150,7 +151,13 @@ protected function loadPageLookupArray(): array
 
         $landingPageLookup = [];
         foreach ($this->landingPageRepository->getList($searchCriteria)->getItems() as $landingPage) {
-            $hash = $this->createHashForFilters($landingPage->getFilters(), $landingPage->getCategoryId());
+            try {
+                $filters = $landingPage->getFilters();
+            } catch (Exception $e) {
+                continue;
+            }
+
+            $hash = $this->createHashForFilters($filters, $landingPage->getCategoryId());
             /** @phpstan-ignore-next-line */
             $storeId = $landingPage->getData('store_id');
             /** @phpstan-ignore-next-line */