Drupal Improper Neutralization of Input During Web Page Generation (Cross-site Scripting) Vulnerability - CVE-2020-13666
Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73 8.8.x versions prior to 8.8.10 8.9.x versions prior to 8.9.6 9.0.x versions prior to 9.0.6.