CVE-2026-105388A weakness has been identified in feelec-yishu feelcrm-os 1.0.0. This vulnerability affects the function index of the file App/Feelcrm/Index/Controller/MemberController.class.php of the component Member Endpoint. This manipulation of the argument group_id causes sql injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.