Support for Drupal 7 is ending on 5 January 2025—it’s time to migrate to Drupal 10! Learn about the many benefits of Drupal 10 and find migration tools in our resource center.Install
To start a new Drupal project with version 9.3.20:To update your site and all dependencies to the latest version of Drupal:
To update your site to this specific release:
Using Composer to manage Drupal site dependencies
Downloads
Release notes
This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Learn more about Drupal 9.
Drupal core uses the third-party Diactoros library as its PSR-7 implementation. Diactoros has issued a security advisory:
Drupal core is unlikely to be vulnerable. This bugfix release updates the version of Diactoros used in drupal/core-recommended to a secure version as a precaution.
Drupal 9.3.x will receive security coverage until December 2022.
If you are upgrading from Drupal 8, read upgrading a Drupal 8 site to Drupal 9, 9.0.0 release notes, and the 9.3.0 release notes before upgrading to this release.
Important update information
The pinned version of laminas/laminas-diactoros has been updated from 2.8.0 to 2.11.1.
Known issues
Search the issue queue for known issues.