A new Cloud Composer release has started on March 17, 2026. Get ready

## Announcement Announcement A new Cloud Composer release has started on **March 17, 2026**. Get ready for upcoming changes and features as we roll out the new release to all regions. This release is in progress at the moment. Listed changes and features might not be available in some regions yet. ## Change Change _(Airflow 3.1.7)_ Starting from version composer-3-airflow-3.1.7-build.1, Airflow workers no longer have direct access to the Airflow database of your environment. This change follows the architectural and security improvements introduced in the community version of Airflow 3.0\. For more information about an alternative way to export and access the data stored in the Airflow database, see[Access the Airflow database](https://docs.cloud.google.com/composer/docs/composer-3/access-airflow-database#export-to-cloudsql). This change is gradually rolled out to all regions supported by Cloud Composer 3. ## Change Change _(Airflow 3.1.7 in Cloud Composer 3)_The `apache-airflow-providers-google` package was upgraded to version 20.0.0\. For more information about changes, see the[apache-airflow-providers-google changelog](https://airflow.apache.org/docs/apache-airflow-providers-google/stable/changelog.html). ## Change Change _(Airflow 3.1.7 in Cloud Composer 3)_The `apache-airflow-providers-cncf-kubernetes` package was[upgraded to version 10.13.0](https://airflow.apache.org/docs/apache-airflow-providers-cncf-kubernetes/stable/changelog.html). For changes in other packages, see the[preinstalled packages changelog](https://cloud.google.com/composer/docs/versions-packages). ## Change Change New [Airflow builds](https://docs.cloud.google.com/composer/docs/composer-versions#images-composer-3)are available in Cloud Composer 3: * [composer-3-airflow-3.1.7-build.1](https://docs.cloud.google.com/composer/docs/versions-packages#composer-3-airflow-3-1-7-build-1) * [composer-3-airflow-2.10.5-build.30](https://docs.cloud.google.com/composer/docs/versions-packages#composer-3-airflow-2-10-5-build-30) (default) * [composer-3-airflow-2.9.3-build.50](https://docs.cloud.google.com/composer/docs/versions-packages#composer-3-airflow-2-9-3-build-50) ## Change Change New [images](https://docs.cloud.google.com/composer/docs/composer-versions#images-composer-2)are available in Cloud Composer 2: * [composer-2.16.7-airflow-2.10.5](https://docs.cloud.google.com/composer/docs/versions-packages#composer-2-16-7-airflow-2-10-5) (default) * [composer-2.16.7-airflow-2.9.3](https://docs.cloud.google.com/composer/docs/versions-packages#composer-2-16-7-airflow-2-9-3) ## Deprecate Deprecated The following Cloud Composer versions and builds have reached their[end of support period](https://docs.cloud.google.com/composer/docs/composer-versioning-overview#version-deprecation-and-support): composer-3-airflow-2.9.3-build.18, composer-3-airflow-2.9.3-build.17, composer-2.11.5-\*, and composer-2.11.4-\*.