---
title: "Acquia Source CMS - August 24, 2026"
date: "2026-08-21T13:35:29+00:00"
summary: "Discover what's new in Acquia Source CMS August 2026—new headless features, config sync via GitHub, MCP server support, and key module updates."
image:
type: "announcement"
url: "/source-cms/release/2026-08-24/99121-acquia-source-cms-august-24-2026"
id: "80aa2952-2f43-4d3e-9550-4c7afbe43aa2"
---

Type

Related ticket

Release note

Feature

DXFE-20

Source CMS provides the Drupal Canvas Headless module to enable administrators to manage headless frontends through the experimental features interface.

Feature

DXBE-5

Source CMS configuration export and import is introduced to enable administrators to manage configurations through GitHub synchronization from the Source CMS dashboard.

Feature

DAI-235

Source CMS provides an MCP server resource to enable agents to list Drupal Canvas form submissions and logs.

Change

HAAS-2862

The drupal-core-recommended group is updated to include two automated dependency updates.

Change

HAAS-2835

The drupal/ai\_agents module is updated from 1.3.2 to 1.3.3.

Change

HAAS-2879

The drupal/ai\_agents module is updated from 1.3.3 to 1.3.4.

Change

HAAS-2874

The drupal/canvas module is updated from 1.10.0 to 1.10.1.

Change

HAAS-2873

The drupal/diff module is updated from 2.1.0 to 2.1.1.

Change

DXBE-14

The configuration synchronization process is updated to include commands for interacting with configuration checkpoints.

Change

ACMS-6323

The Drupal Canvas text format configuration is updated to unlock the canvas\_html\_block format for site builders.

Fix

HAAS-2469

Composite component pushes failed during dependency validation in the Drupal Canvas command line interface.