GLPI is a Free Asset and IT Management Software package, Data center management, ITIL Service Desk, licenses tracking and software auditing. An authenticated user can obtain the email address of all GLPI users. This issue has been patched in version 10.0.13.
https://github.com/glpi-project/glpi/security/advisories/GHSA-98qw-hpg3-2hpj
https://github.com/glpi-project/glpi/releases/tag/10.0.13
https://github.com/glpi-project/glpi/commit/d02c537d23cbb729fe18b87f71b3c6e84e9892da
https://borelenzo.github.io/stuff/2024/02/29/glpi-pwned.html