diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index fda96ccd2cd..7dca0fb1296 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -10,6 +10,7 @@ Yii Framework 2 Change Log
 - Bug #20211: Add acceptable parameters to `MaskedInput::init()` method (alxlnk)
 - Bug #20226: Revert all PR for "Data providers perform unnecessary COUNT queries that negatively affect performance" (@terabytesoftw)
 - Bug #20147: Fix error handler compatibility with PHP 8.3 (samdark)
+- Bug #20230: Fix getting ID in `\yii\filters\Cors::actions()` when attached to a module (timkelty)
 
 
 2.0.50 May 30, 2024
diff --git a/framework/filters/Cors.php b/framework/filters/Cors.php
index b6b99a79bfc..c377dcb0994 100644
--- a/framework/filters/Cors.php
+++ b/framework/filters/Cors.php
@@ -123,8 +123,10 @@ public function beforeAction($action)
      */
     public function overrideDefaultSettings($action)
     {
-        if (isset($this->actions[$action->id])) {
-            $actionParams = $this->actions[$action->id];
+        $actionId = $this->getActionId($action);
+
+        if (isset($this->actions[$actionId])) {
+            $actionParams = $this->actions[$actionId];
             $actionParamsKeys = array_keys($actionParams);
             foreach ($this->cors as $headerField => $headerValue) {
                 if (in_array($headerField, $actionParamsKeys)) {