CVE-2019-13031
LemonLDAP::NG before 1.9.20 has an XML External Entity (XXE) issue when submitting a notification to the notification server. By default, the notification server is not enabled and has a "deny all" rule.
Date published : 2019-06-28
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/issues/1820