The adminedit function in app/Controller/UsersController.php in MISP 2.4.82 mishandles the enablepassword field, which allows admins to discover a hashed password by reading the audit log.
In the sharingGroupPopulateOrganisations function in app/webroot/js/misp.js in MISP 2.4.82, there is XSS via a crafted organisation name that is manually added.