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.
{
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{
"binary_name": "liblemonldap-ng-conf-perl",
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"binary_version": "1.4.6-3"
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{
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{
"binary_name": "liblemonldap-ng-portal-perl",
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}
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{
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{
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{
"binary_name": "lemonldap-ng-fastcgi-server",
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}