MISP before 2.4.166 unsafely allows users to use the order parameter, related to app/Model/Attribute.php, app/Model/GalaxyCluster.php, app/Model/Workflow.php, and app/Plugin/Assets/models/behaviors/LogableBehavior.php.
app/Controller/UsersController.php in MISP before 2.4.164 allows attackers to discover role names (this is information that only the site admin should have).