A cross-site scripting (XSS) vulnerability in the component /Login.php of c3crm up to v3.0.4 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the login_error parameter.
https://github.com/timosarkar/vulnerabilities/tree/main/CVE-2023-44915
https://github.com/dfar2008/c3crm/tree/master/Login.php#L108