---
title: "Acquia Source CMS - September 28, 2026"
date: "2026-09-29T14:01:53+00:00"
summary: "Explore Acquia Source CMS August 2026 release notes—new features, DAM updates, Writing Assistant, and key bug fixes."
image:
type: "announcement"
url: "/source-cms/release/2026-09-28/99911-acquia-source-cms-september-28-2026"
id: "cdd0f280-2d2f-425b-aebf-57c13542ac94"
---

Type

Related ticket

Release note

Feature

SCP-679

Acquia Source CMS provides support for unpublished languages in Drupal Canvas to enable users to translate content into languages that are not yet public.

Feature

ACMS-5392

Digital Asset Management Source Portal is updated to include Digital Asset Management document support in Drupal Canvas.

Feature

FR-4771

Acquia Source CMS provides the Writing Assistant to enable marketers to access real-time content scoring and AI-assisted outlines directly within the Drupal node edit form.

Change

SCP-730

Digital Asset Management Source Portal is updated to include Conductor 2.1.0 in Source.

Change

DXFE-54

Digital Asset Management Source Portal is updated to include Drupal Canvas pull metadata in Source CMS site templates.

Change

DXFE-51

Digital Asset Management Source Portal is updated to include Page variants in Source CMS.

Change

DXBE-96

Digital Asset Management Source Portal is updated to include validation in the Logo Upload Controller.

Change

DXBE-79

Digital Asset Management Source Portal is updated to include a configuration checkpoint after every synchronisation.

Change

DXBE-69

Digital Asset Management Source Portal is updated to synchronise languages including entities, negotiation subsets, and translation or deletion guards.

Change

DXBE-68

Digital Asset Management Source Portal is updated to synchronise system site name and slogan.

Fix

SCP-769

Navigation to any Page template in the Drupal Canvas User Interface on multi-lingual setups resulted in an Error 500.

Fix

SCP-749

User Interface fixes were required for the Writing Assistant on the Node edit form.

Fix

HAAS-2908

Drupal Canvas rendered No compiledJs found for component error to anonymous users.

Fix

DXBE-90

A failure on GitHub synchronisation initial setup produced a stale state that was impossible to recover from.

Fix

DAI-249

The Managed Content Platform client could not complete installation because the token was revoked immediately after OAuth authorisation.

Fix

DAI-242

Markdown output for .md paths contained long runs of blank lines.

Fix

ACMS-6369

The DAM asset gallery component dropdown icon for sort order and assets per page was incorrect.

Fix

ACMS-6368

The DAM asset gallery component preview popup for video assets was broken.

Fix

ACMS-6354

Command Line Interface (CLI) push failed with an error stating the brand kit entity type can only be saved in the default workspace.

Fix

ACMS-6335

Public URL redirect caching issues occurred including cache poisoning and inconsistent language code prefixes.