The following releases are being queued for Scheduled Upgrades on Umbraco Cloud:

• Umbraco Cms 17.8.1 and 18.3.1

Projects with automatic upgrades enabled will be upgraded to the matching version during their next selected upgrade window.

Release notes will be available here:

https://releases.umbraco.com/release/umbraco/Umbraco-CMS/17.8.1

https://releases.umbraco.com/release/umbraco/Umbraco-CMS/18.3.1 

The first window is November 10th 2026, 9:00-21:00 CET.