The content management framework Drupal recently fixed a vulnerability (CVE-2019-6340) in their core software, identified as SA-CORE-2019-003. The flaw is categorized as highly critical, exposing vulnerable installations to unauthenticated remote code execution (RCE). The vulnerability affects a substantial portion of Drupal installations, since it impacts the widely installed RESTful Web Services (rest) module. Specifically, the vulnerability requires that the following preconditions are met: