[!NOTE] While we continue to support Mastodon 4.4 and release patches for it, please note that Mastodon 4.5 is available with new features, changes and fixes. We encourage administrators to update to the latest 4.5 version when they can.

Upgrade overview

This release contains upgrade notes that deviate from the norm:

ℹ️ Requires assets recompilation

For more information, view the complete release notes and scroll down to the upgrade instructions section.

Changelog

Security

• Fix inconsistent error handling leaking information on existence of private posts (GHSA-gwhw-gcjx-72v8)

Fixed

• Fix YouTube embeds by sending referer (#37126 by @ChaosExAnima)
• Fix YouTube iframe not being able to start at a defined time (#26584 by @BrunoViveiros)
• Fix streamed quoted polls not being hydrated correctly (#37118 by @ClearlyClaire)
• Fix error handling when re-fetching already-known statuses (#37077 by @ClearlyClaire)
• Fix known expensive S3 batch delete operation failing because of short timeouts (#37004 by @ClearlyClaire)

Upgrade notes

To get the code for v4.4.10, use git fetch && git checkout v4.4.10.

[!NOTE] As always, make sure you have backups of the database before performing any upgrades. If you are using docker-compose, this is how a backup command might look: docker exec mastodon_db_1 pg_dump -Fc -U postgres postgres > name_of_the_backup.dump

Dependencies

External dependencies have not changed since v4.4.1:

• Ruby: 3.2 or newer
• PostgreSQL: 13 or newer
• Elasticsearch (recommended, for full-text search): 7.x (OpenSearch should also work)
• LibreTranslate (optional, for translations): 1.3.3 or newer
• Redis: 6.2 or newer
• Node: 20 or newer
• libvips (optional, instead of ImageMagick): 8.13 or newer
• ImageMagick (optional if using libvips): 6.9.7-7 or newer

Update steps

The following instructions are for updating from 4.4.9.

If you are upgrading directly from an earlier release, please carefully read the upgrade notes for the skipped releases as well, as they often require extra steps such as database migrations. In particular, it is very important to read the 4.4.0 release notes.

Non-Docker

1. Precompile the assets: RAILS_ENV=production bundle exec rails assets:precompile
2. Restart all Mastodon processes.

When using Docker

1. Restart all Mastodon processes.