On February 20, 2019, the Drupal security team has announced a highly critical remote code execution vulnerability in Drupal 8, tracked as SA-CORE-2019-003 and CVE-2019-6340, in the latest security update bulletin. The official site sets this vulnerability as Highly Critical, with a 21/25 security risk score. The vulnerability is actually caused by the lack of proper data sanitization in some fields when users enable Drupal Core RESTful Web Services (rest) module. In some cases, it allows arbitrary PHP code execution, remote and complete control over the server.
Date Published:2019-02-28