2026-07b

mailcow/mailcow-dockerized2026-07bAug 18, 2026by FreddleSpl0it

AI Summary

Updates Redis, SOGo, and ClamAV to address security vulnerabilities. The release also includes minor web UI hardening and removes a legacy DeltaChat sieve rule.

Key Highlights

  • Redis updated to 7.4.10
  • ClamAV updated to 1.4.6
  • SOGo updated to 5.12.10
  • Web UI minor hardening
  • Removal of legacy DeltaChat auto-filing sieve rule

Breaking Changes

  • Dovecot: Removal of legacy DeltaChat auto-filing sieve rule

New Features

  • Translations update
  • README sponsors update

Full Release Notes

This release updates Redis, SOGo and ClamAV, addressing multiple security issues.

## What's Changed
* [Redis] Update to 7.4.10 by @FreddleSpl0it in https://github.com/mailcow/mailcow-dockerized/pull/7425
* [Clamd] Update to 1.4.6 by @FreddleSpl0it in https://github.com/mailcow/mailcow-dockerized/pull/7415
* [SOGo] Update to 5.12.10 by @FreddleSpl0it in https://github.com/mailcow/mailcow-dockerized/pull/7422
* [Web] Minor hardening across web UI and nginx by @FreddleSpl0it in https://github.com/mailcow/mailcow-dockerized/pull/7426
* [Dovecot] Remove legacy DeltaChat auto-filing sieve rule by @FreddleSpl0it in https://github.com/mailcow/mailcow-dockerized/pull/7423
* [Postfix] update postscreen_access.cidr by @milkmaker in https://github.com/mailcow/mailcow-dockerized/pull/7394
* update README.md sponsors by @MaximalBenedikt in https://github.com/mailcow/mailcow-dockerized/pull/7392
* update README.md sponsors by @MaximalBenedikt in https://github.com/mailcow/mailcow-dockerized/pull/7393
* Translations update from Weblate by @milkmaker in https://github.com/mailcow/mailcow-dockerized/pull/7400

## New Contributors
* @MaximalBenedikt made their first contribution in https://github.com/mailcow/mailcow-dockerized/pull/7392

**Full Changelog**: https://github.com/mailcow/mailcow-dockerized/compare/2026-07a...2026-07b