Drupal core - Critical - Cross-site scripting - SA-CORE-2021-002
Project: Drupal core
Date: 2021-April-21
Security risk: Critical 15∕25
Vulnerability: Cross-site scripting
Description
Drupal core's sanitization API fails to properly filter cross-site scripting under certain circumstances.
Not all sites and users are affected, but configuration changes to prevent the exploit might be impractical and will vary between sites. Therefore, we recommend all sites update to this release as soon as possible.
Solution
Install the latest version: