Airflow 3.4.1

Issues

• Deliver the per-run log ID template to workers via TIRunContext

  area:APIarea:loggingarea:providersarea:task-sdkprovider:elasticsearchprovider:opensearch
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  apache/airflow#69688·jason810496 opened Jul 10, 2026 · Updated Oct 18, 2026
  3

  

• Let providers contribute tables to 'db clean'

  area:CLIarea:providersprovider:celery
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  apache/airflow#70639·uranusjr opened Jul 28, 2026 · Updated Oct 18, 2026
  4

• Fix non-deterministic execution order of asset-triggered dag runs in scheduler

  area:schedulertype:bug-fix
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  apache/airflow#70881·dshemetov opened Jul 31, 2026 · Updated Oct 18, 2026
  4

• Redact Connection extra fields that providers declare as secrets

  area:providersbackport-to-v3-4-testprovider:microsoft-azure
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  apache/airflow#73797·JelyFishhhhhh opened Sep 27, 2026 · Updated Oct 18, 2026
  11

• Catch format-string arguments passed to exception constructors

  area:dev-toolschangelog:skip
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  apache/airflow#73827·rjgoyln opened Sep 28, 2026 · Updated Oct 18, 2026
  4

• Remove duplicate dag_run (state, dag_id) index on MySQL

  area:db-migrationskind:documentationtype:bug-fix
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  apache/airflow#73920·manish1337 opened Sep 29, 2026 · Updated Oct 18, 2026
  3

• Fix DagRun.conf exponent-form float handling in PostgreSQL JSONB

  type:bug-fix
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  apache/airflow#74093·kadubhumika opened Oct 2, 2026 · Updated Oct 18, 2026
  6

• Fix dag.test() failing for task ids with non-ASCII characters

  area:APIarea:task-sdktype:bug-fix
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  apache/airflow#74472·per-andersen opened Oct 8, 2026 · Updated Oct 18, 2026
  6