CVE-2023-35908 Apache Airflow: Access to DAGs without relevant permission

What is CVE-2023-35908?

CVE-2023-35908 is a medium-severity missing authorization vulnerability in Apache Airflow, published on 12 Jul 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Apache Airflow, versions before 2.6.3, is affected by a vulnerability that allows unauthorized read access to a DAG through the URL. It is recommended to upgrade to a version that is not affected

Weakness: CWE-863

Which versions are affected by CVE-2023-35908?

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-2023-35908?

Upgrade apache-airflow to 2.6.3 or later.

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

Is CVE-2023-35908 being exploited?

There is no known exploitation of CVE-2023-35908 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-2023-35908, GHSA-2h84-3crq-vgfj, PYSEC-2023-119.