Number: AV20-204
Date: 19 June 2020
On 17 June 2020 Drupal released updates to address vulnerabilities in Drupal core. Drupal core versions 7, 8 and 9 do not properly handle certain form input from cross-site requests. Versions 8 and 9 are vulnerable to an arbitrary PHP code execution which could result in remote code execution.
The Cyber Centre encourages users and administrators to review the web links below and apply the necessary updates:
https://www.drupal.org/sa-core-2020-004
https://www.drupal.org/sa-core-2020-005
Note to Readers
The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada’s national authority on cyber security and we lead the government’s response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure , Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.