Improper input validation on emails links in GLPI
GLPI stands for Gestionnaire Libre de Parc Informatique. GLPI is a Free Asset and IT Management Software package that provides ITIL Service Desk features, licenses tracking and software auditing. Users may be able to inject custom fields values in `mailto` links. This issue has been patched, please upgrade to version 10.0.4. There are currently no known workarounds.