Looks like a very small number of sites are affected (1,000 - 10,1000 out of 1.2 million total[1]). Nonetheless, it's a serious bug and to be safe it's probably

Looks like a very small number of sites are affected (1,000 - 10,1000 out of 1.2 million total[1]). Nonetheless, it's a serious bug and to be safe it's probably advisable to assume that your site is vulnerable if it is running Drupal. 1: https://www.drupal.org/project/usage/drupal https://www.drupal.org/project/usage/drupal