A new cumulative update (October 2026 CU) has been released for SharePoint Workflow Manager.
Workflow Manager Build: 16.0.20326.20190
Required client version: 16.0.20326.20190
Important before installation:
This CU requires SharePoint Workflow Manager Client 16.0.20326.20190 on every server in both the Workflow Manager farm and the SharePoint farm. Install the SharePoint Workflow Manager update on every server in the Workflow Manager farm.
SharePoint Workflow Manager CU – KB article describing the CU:
SharePoint Workflow Manager CU – Download links:
Installation
Follow the instructions in How to deploy and update SharePoint Workflow Manager.
Included fixes and improvements
SharePoint Workflow Manager
Microsoft does not describe specific fixes or improvements in the KB article.