In the module "So Flexibilite" (soflexibilite) from Common-Services for PrestaShop < 4.1.26, a guest (authenticated customer) can perform Cross Site Scripting (XSS) injection.
https://security.friendsofpresta.org/modules/2024/02/27/soflexibilite.html
https://addons.prestashop.com/fr/transporteurs/2704-colissimo-domicile-et-points-de-retrait.html