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This page lists the 15 most recent Astro Runtime releases across all versions, newest first. A new patch for an older version appears here as soon as it is released. For release notes grouped by version, including older releases, see Astro Runtime release notes.
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October 08, 2026
  • Airflow version: 3.3.2
  • Python versions: 3.12 - 3.14 (default: 3.14)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.3-9

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Additional improvements

  • Upgrade to Airflow 3.3.2+astro.2, which includes:
    • Fix backfill DagRuns being permanently starved from scheduling (#72730)
    • Fix Dag callbacks dropped when bundle versioning is disabled (#72930)
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.3-9 provider packages.

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Security fixes

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October 08, 2026
  • Airflow version: 3.2.2
  • Python versions: 3.12 - 3.14 (default: 3.13)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.2-11

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Additional improvements

  • Upgrade to Airflow 3.2.2+astro.7, which includes:
    • Revoke every credential presented to the Core API logout endpoint (#72649, #72933)
    • Scope /assets/events to the Dags the caller may read (#71741, #71785)
    • Require Dag edit to delete asset queued events (#71736, #71828)
    • Resolve the caller from the explicit credential, not the session cookie (#72225, #72723)
    • Fix backfill DagRuns being permanently starved from scheduling (#72730)
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.2-11 provider packages.

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Security fixes

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September 24, 2026
  • Airflow version: 3.2.2
  • Python versions: 3.12 - 3.14 (default: 3.13)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.2-10

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Additional improvements

  • Upgrade to Apache Airflow TaskSDK to 1.2.2+astro.6, which includes:
    • Allow opting into fork+exec task processes to avoid a fork-time deadlock (#72164)
  • Upgrade astronomer-kubernetes-executor to 10.22.0+astro.1

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Security fixes

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September 23, 2026
  • Airflow version: 3.3.2
  • Python versions: 3.12 - 3.14 (default: 3.14)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.3-8

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Additional improvements

  • Upgrade to Airflow 3.3.2+astro.1
  • Upgrade to Apache Airflow TaskSDK to 1.3.2+astro.1, which includes:
    • Allow opting into fork+exec task processes via execute_tasks_new_python_interpreter (#72164)
  • Upgrade astronomer-kubernetes-executor to 10.22.0+astro.1
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.3-8 provider packages.

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Security fixes

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September 17, 2026
  • Airflow version: 2.11.2
  • Python versions: 3.10 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/astronomer/astro-runtime:13.11.0

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Additional improvements

  • Upgrade to Airflow 2.11.2+astro.7
  • Upgrade apache-airflow-providers-amazon to 9.35.1
  • Upgraded the minor and patch versions of several open-source provider packages.

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Security fixes

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September 15, 2026
  • Airflow version: 3.0.6
  • Python versions: 3.11 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.0-18

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Additional improvements

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Security fixes

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September 10, 2026
  • Airflow version: 3.1.8
  • Python versions: 3.11 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.1-21

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Additional improvements

  • Upgrade to Airflow 3.1.8+astro.8, which includes:
    • Do not import the stored path when rebuilding a callback from serialized data (#70704)
    • Reject reserved XCom serialization keys submitted as JSON string literals (#69378, #69462)
    • Resolve backfill_id in the access dependency with the type the routes declare (#70889)
    • Resolve a Dag’s team when authorizing a Dag found by lookup (#70893, #71107)
  • Upgrade to Apache Airflow TaskSDK to 1.1.8+astro.7
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.1-21 provider packages.

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Security fixes

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August 31, 2026
  • Airflow version: 3.3.1
  • Python versions: 3.12 - 3.14 (default: 3.14)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.3-7

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Additional improvements

  • Upgrade to Apache Airflow TaskSDK to 1.3.1+astro.2, which includes:
    • Authenticate only once per task process to external secrets backends (#71756)

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Security fixes

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August 31, 2026
  • Airflow version: 3.2.2
  • Python versions: 3.12 - 3.14 (default: 3.13)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.2-9

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Additional improvements

  • Upgrade to Airflow 3.2.2+astro.6, which includes:
    • Do not import the stored path when rebuilding a Callback from serialized data (#70704)
    • Reject reserved XCom serialization keys submitted as JSON string literals (#69378, #69462)
    • Resolve backfill_id in the access dependency with the type the routes declare (#70889)
    • Resolve the Dag’s team when authorizing a Dag found by lookup (#70893, #71107)
    • Fail task instances whose stored next_kwargs cannot be processed (#70685)
  • Upgrade to Apache Airflow TaskSDK to 1.2.2+astro.5, which includes:
    • Authenticate only once per task process to external secrets backends (#71756)
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.2-9 provider packages.

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Security fixes

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August 26, 2026
  • Airflow version: 3.3.1
  • Python versions: 3.12 - 3.14 (default: 3.14)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.3-6

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Additional improvements

  • Upgrade to Airflow 3.3.1+astro.4, which includes:
    • Display owner_display_name in Audit Log (#68833)
    • Add get_display_name to BaseUser interface (#70583)
    • Show user display names for triggered runs and HITL responses (#70836)
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.3-6 provider packages.
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August 26, 2026
  • Airflow version: 3.0.6
  • Python versions: 3.11 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.0-17

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Additional improvements

  • Upgrade to Airflow 3.0.6+astro.9
    • Do not deserialize trigger_kwargs when loading serialized DAGs (#66002)
    • Remove dead AIP-44 trigger-over-BaseSerialization path (DAT.BASE_TRIGGER) (#68528)
    • Remove trigger kwargs from the REST API response (#67868)
    • Fix a missed redaction of variable JSON values (#67495)
    • Apply per-file authorization to the dag-source endpoint (#67662)
    • Filter scheduling-dependencies graph edges by readable-DAG access (#67627)
    • Mask per-key secrets-backend-kwarg overrides on the Config API (#67622)
    • Fix DAG processor callback cleanup for versioned bundle files (#66484)
    • Fix a 500 error for event logs with a NULL dttm (#68338)
    • Display owner_display_name in the audit log (#68833)
    • Add get_display_name to the BaseUser interface (#70583)
    • Decode start_trigger_args kwargs when deferring, so tasks using start_from_trigger resume with their real kwargs
  • Upgrade to Apache Airflow TaskSDK to 1.0.6+astro.6
  • Upgrade astronomer-kubernetes-executor to 10.21.0+astro.1
  • Upgrade astronomer-providers-logging to 1.6.8
  • Upgraded several open-source provider packages. See Astro Runtime 3.0-17 provider packages.

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Security fixes

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August 24, 2026
  • Airflow version: 3.2.2
  • Python versions: 3.12 - 3.14 (default: 3.13)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.2-8

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Additional improvements

  • Upgrade to Airflow 3.2.2+astro.5, which includes:
    • Determine the latest Dag version by version number rather than creation time (#68389)
    • Fix a scheduler crashloop when the last task instance predates Dag versioning (#68253)
    • Fix cleared tasks getting stuck when a Dag run has no version (#71696)
  • Upgrade astronomer-kubernetes-executor to 10.21.0+astro.1

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Security fixes

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August 24, 2026
  • Airflow version: 3.1.8
  • Python versions: 3.11 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.1-20

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Additional improvements

  • Upgrade to Airflow 3.1.8+astro.7, which includes:
    • Remove eager loading of all task instances in the scheduler, reducing scheduler memory use on large Dags (#60956)
    • Determine the latest Dag version by version number rather than creation time (#68389)
    • Fix a scheduler crashloop when the last task instance predates Dag versioning (#68253)
    • Fix cleared tasks getting stuck when a Dag run has no version (#71696)
  • Upgrade astronomer-kubernetes-executor to 10.21.0+astro.1
  • Upgraded the minor and patch versions of some open-source provider packages. See Astro Runtime 3.1-20 provider packages.

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Security fixes

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August 22, 2026
  • Airflow version: 2.11.2
  • Python versions: 3.10 - 3.12 (default: 3.12)
  • Runtime image: astrocrpublic.azurecr.io/astronomer/astro-runtime:13.10.0

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Additional improvements

  • Upgrade to Airflow 2.11.2+astro.6 which includes:
    • Fix Logs tab controls disappearing on long log pages #71786
    • Update airflow/www dependencies to clear UI CVEs
  • Upgrade apache-airflow-providers-cncf-kubernetes to 10.21.0
  • Update astronomer-kubernetes-executor to 10.21.0+astro.1
  • Upgraded the minor and patch versions of several open-source provider packages.

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Security fixes

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August 21, 2026
  • Airflow version: 3.3.1
  • Python versions: 3.12 - 3.14 (default: 3.14)
  • Runtime image: astrocrpublic.azurecr.io/runtime:3.3-5

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Additional improvements

  • Upgrade to Airflow 3.3.1+astro.3, which includes:
    • Bound the scheduler’s deserialized Dag cache (#71704)
    • Stop the Dag processor warning on every normalized file path (#71091)
    • Fix Dag callbacks silently dropped when version inflation check blocks parsing (#70987)