# Apache Airflow 2.7.3 — Release & Upgrade Intelligence
- **Product:** Apache Airflow (https://airflow.apache.org)
- **Version:** 2.7.3
- **Released:** Nov 06, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/airflow/updates/2.7.3/

## Executive Summary (TL;DR)
Apache Airflow 2.7.3. Source highlight: No significant changes.

## New Features
- Add pytest db_test markers to our tests (#35264)
- Add pip caching for faster build (#35026)
- Add ``connexion<3.0`` upper bound (#35218)
- Added example for defaults in ``conn.extras`` (#35165)
- Add info on getting variables and config in custom secrets backend (#34834)
- Add missing multiple_outputs=True param in the TaskFlow example (#34812)

## Improvements
- Improve testing harness to separate DB and non-DB tests (#35160, #35333)
- Improve modules import in Airflow core by moving some of them into a type-checking block (#33755)

## Bug Fixes
- Fix pre-mature evaluation of tasks in mapped task group (#34337)
- Add TriggerRule missing value in rest API (#35194)
- Fix Scheduler crash looping when dagrun creation fails (#35135)
- Fix test connection with ``codemirror`` and extra (#35122)
- Fix usage of cron-descriptor since BC in v1.3.0 (#34836)
- Fix ``get_plugin_info`` for class based listeners. (#35022)