The official drupal docker images before 8.5.10-fpm-alpine (Alpine specific) contain a blank password for a root user. System using the drupal docker container deployed by affected versions of the docker image may allow a remote attacker to achieve root access with a blank password.

Drupal 8 before 8.2.8 and 8.3 before 8.3.1 allows critical access bypass by authenticated users if the RESTful Web Services (rest) module is enabled and the site allows PATCH requests.