In the module "Facebook" (pkfacebook) <=1.0.1 from Promokit.eu for PrestaShop, a guest can perform SQL injection. The ajax script facebookConnect.php have a sensitive SQL call that can be executed with a trivial http call and exploited to forge a SQL injection.
https://security.friendsofpresta.org/modules/2024/06/18/pkfacebook.html