ERPNext is a free and open source Enterprise Resource Planning tool. Prior to 15.104.3 and 16.14.0, some endpoints were vulnerable to SQL injection through specially crafted requests, which would allow a malicious actor to extract sensitive information. This vulnerability is fixed in 15.104.3 and 16.14.0.
https://github.com/frappe/erpnext/security/advisories/GHSA-6fm9-g88m-hxr7