A cross-site scripting (XSS) vulnerability in Gestsup v3.2.46 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Description text field.
https://github.com/Tanguy-Boisset/CVE/blob/master/CVE-2023-52059/README.md
https://gestsup.fr/index.php?page=download&channel=beta&version=3.2.46&type=patch