CVE-2026-14794 Craft CMS Charts Endpoint ChartsController.php actionGetNewUsersData improper authorization

A flaw has been found in Craft CMS up to 4.18.0.1. Affected by this vulnerability is the function actionGetNewUsersData of the file src/controllers/ChartsController.php of the component Charts Endpoint. This manipulation of the argument userGroupId causes improper authorization. The attack is...