CVE-2023-50944 Apache Airflow: Bypass permission verification to read code of other dags

What is CVE-2023-50944?

CVE-2023-50944 is a medium-severity missing authorization vulnerability in Apache Airflow, published on 24 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Apache Airflow, versions before 2.8.1, have a vulnerability that allows an authenticated user to access the source code of a DAG to which they don't have access. This vulnerability is considered low since it requires an authenticated user to exploit it. Users are recommended to upgrade to version 2.8.1, which fixes this issue.

Weakness: CWE-862

Which versions are affected by CVE-2023-50944?

4 open source packages ship an affected version, including apache-airflow and airflow. It affects 1 product.

Products include Apache Airflow.

How do I fix CVE-2023-50944?

Upgrade apache-airflow to a fixed version for your release line: 2.8.1 or 2.8.1rc1.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2023-50944 being exploited?

There is no known exploitation of CVE-2023-50944 in the wild and no public exploit code.

Other vulnerabilities in Apache Airflow

• CVE-2020-13927 Apache Airflow's Experimental API Authentication Bypass Exploited Critical 9.8
• CVE-2020-11978 Apache Airflow Command Injection Exploited High 8.8
• CVE-2026-33264 Apache Airflow: DAG author RCE on webserver via unrestricted import_string() in BaseSerialization.deserialize() Critical 9.8
• CVE-2023-25754 Apache Airflow: Privilege escalation using airflow logs Critical 9.8
• CVE-2023-22884 Apache Airflow, Apache Airflow MySQL Provider: Arbitrary file read via MySQL provider in Apache Airflow Critical 9.8

All Apache Airflow vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-airflow-2023-50944, ECHO-bb04-fbde-5d73, GHSA-vm5m-qmrx-fw8w, PYSEC-2024-14.