Drupal has released security advisory to address vulnerability of Highly Critical risk level and being wildly exploited, affecting multiple subsystems of Drupal 7.x and 8.x. If left unpatched, attackers could exploit them and gain complete control of the system.
Therefore, BtCIRT recommends users and administrators to review Remote Code Execution for more details on affected products and apply the necessary updates immediately.
Patch and be Protected.