CVE-2026-28563 Apache Airflow: DAG authorization bypass
Authenticated users can enumerate unauthorized DAGs via the dependencies endpoint, exposing sensitive workflow structures.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-28563?
CVE-2026-28563 is a medium-severity missing authorization vulnerability in Apache Airflow, published on 17 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Apache Airflow versions 3.1.0 through 3.1.7 /ui/dependencies endpoint returns the full DAG dependency graph without filtering by authorized DAG IDs. This allows an authenticated user with only DAG Dependencies permission to enumerate DAGs they are not authorized to view.
Users are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.
Weakness: CWE-732
Which versions are affected by CVE-2026-28563?
4 open source packages ship an affected version, including apache-airflow and airflow. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
apache-airflow PyPI | From 3.0.0 | 3.1.8 |
apache-airflow PyPI | From 3.0.0 | 3.1.8 |
apache-airflow PyPI | From 3.0.0 | 3.1.8 |
airflow Bitnami | From 3.0.0 | 3.1.8 |
Products include Apache Airflow.
How do I fix CVE-2026-28563?
Upgrade apache-airflow to 3.1.8 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-28563 being exploited?
There is no known exploitation of CVE-2026-28563 in the wild and no public exploit code.
Other vulnerabilities in Apache Airflow
- CVE-2020-13927 Apache Airflow's Experimental API Authentication Bypass
- CVE-2020-11978 Apache Airflow Command Injection
- CVE-2026-33264 Apache Airflow: DAG author RCE on webserver via unrestricted import_string() in BaseSerialization.deserialize()
- CVE-2023-25754 Apache Airflow: Privilege escalation using airflow logs
- CVE-2023-22884 Apache Airflow, Apache Airflow MySQL Provider: Arbitrary file read via MySQL provider in Apache Airflow
Sources
Also known as BIT-airflow-2026-28563, ECHO-9ac2-76f0-f382, GHSA-x3fv-96qh-67m7, MINI-8wqr-3g57-9pqx, PYSEC-2026-15.