diff --git a/changelog/src/changelog/entries/2025/10/8493.SUP-19066.bugfix b/changelog/src/changelog/entries/2025/10/8493.SUP-19066.bugfix
new file mode 100644
index 00000000000..021939cac51
--- /dev/null
+++ b/changelog/src/changelog/entries/2025/10/8493.SUP-19066.bugfix
@@ -0,0 +1 @@
+Core: Some refactoring of sorting core API has been performed.
\ No newline at end of file
diff --git a/common/src/main/resources/i18n/translations_de.properties b/common/src/main/resources/i18n/translations_de.properties
index f674261b61a..1f9a1fa205c 100644
--- a/common/src/main/resources/i18n/translations_de.properties
+++ b/common/src/main/resources/i18n/translations_de.properties
@@ -344,3 +344,5 @@ cluster_coordination_master_set=Der neue Master Server wurde eingestellt.
 cluster_coordination_master_set_error_not_electable=Der node "{0}" kann nicht zum master werden.
 
 cache_clear_invoked=Das Leeren der Caches wurde gestartet.
+
+wrong_sorting_column_name=Die folgenden Spaltennamen sind für die Sortierung nicht zulässig: [{0}]. Zulässige Spalten sind: [{1}].
\ No newline at end of file
diff --git a/common/src/main/resources/i18n/translations_en.properties b/common/src/main/resources/i18n/translations_en.properties
index c289d87b281..ff3a57295b0 100644
--- a/common/src/main/resources/i18n/translations_en.properties
+++ b/common/src/main/resources/i18n/translations_en.properties
@@ -342,3 +342,5 @@ cluster_coordination_master_set=The coordination master has been set.
 cluster_coordination_master_set_error_not_electable=The node "{0}" is not electable.
 
 cache_clear_invoked=Clearing the caches has been invoked.
+
+wrong_sorting_column_name=The following column names are not allowed for sorting: [{0}]. Allowed are: [{1}].
diff --git a/common/src/main/resources/i18n/translations_zh.properties b/common/src/main/resources/i18n/translations_zh.properties
index 46806361a9f..c459f511008 100644
--- a/common/src/main/resources/i18n/translations_zh.properties
+++ b/common/src/main/resources/i18n/translations_zh.properties
@@ -327,3 +327,5 @@ admin_plugin_error_timeout=插件{0}已超时。操作失败。
 webroot_error_parent_not_found=找不到给定资源路径中的父节点。仅以下路径可以解析：{0}。确保首先创建父元素。
 webroot_error_segment_field_mismatch=请求的资源路径{0}中的webroot分节与字段属性{1}中的分节不匹配。提供的值必须匹配。
 webroot_error_prefix_invalid=请求路径{0}并非以所选分支的必需路径前缀{1}开头。
+
+wrong_sorting_column_name=以下列名不允许用于排序：[{0}]。允许的列名是：[{1}]。
diff --git a/mdm/api/src/main/java/com/gentics/mesh/parameter/impl/SortingParametersImpl.java b/mdm/api/src/main/java/com/gentics/mesh/parameter/impl/SortingParametersImpl.java
index 17805f4b718..2f67eea371c 100644
--- a/mdm/api/src/main/java/com/gentics/mesh/parameter/impl/SortingParametersImpl.java
+++ b/mdm/api/src/main/java/com/gentics/mesh/parameter/impl/SortingParametersImpl.java
@@ -73,8 +73,8 @@ public String getName() {
 
 	@Override
 	public SortingParameters putSort(String sortBy, SortOrder order) {
-		if (StringUtils.isNotBlank(sortBy) && order != null) {
-			sort.put(sortBy, order);
+		if (StringUtils.isNotBlank(sortBy)) {
+			sort.put(sortBy, Optional.ofNullable(order).orElse(SortOrder.ASCENDING));
 			setParameter(SORT_BY_PARAMETER_KEY, sortBy);
 			setParameter(SORT_ORDER_PARAMETER_KEY, order.getValue());
 		}
diff --git a/rest-model/src/main/java/com/gentics/mesh/parameter/SortingParameters.java b/rest-model/src/main/java/com/gentics/mesh/parameter/SortingParameters.java
index 4eee22d4a05..0fbe8918aa0 100644
--- a/rest-model/src/main/java/com/gentics/mesh/parameter/SortingParameters.java
+++ b/rest-model/src/main/java/com/gentics/mesh/parameter/SortingParameters.java
@@ -2,6 +2,7 @@
 
 import java.util.Collections;
 import java.util.Map;
+import java.util.Optional;
 
 import org.apache.commons.lang.StringUtils;
 
@@ -27,8 +28,8 @@ public interface SortingParameters extends ParameterProvider {
 	default Map<String, SortOrder> getSort() {
 		String sortBy = getParameter(SortingParameters.SORT_BY_PARAMETER_KEY);
 		SortOrder sortOrder = SortOrder.valueOfName(getParameter(SortingParameters.SORT_ORDER_PARAMETER_KEY));
-		if (StringUtils.isNotBlank(sortBy) && sortOrder != null) {
-			return Collections.singletonMap(sortBy, sortOrder);
+		if (StringUtils.isNotBlank(sortBy)) {
+			return Collections.singletonMap(sortBy, Optional.ofNullable(sortOrder).orElse(SortOrder.ASCENDING));
 		} else {
 			return Collections.emptyMap();
 		}