CVE-2026-30912 Apache Airflow: Exposing stack trace in case of constraint error

What is CVE-2026-30912?

CVE-2026-30912 is a high-severity vulnerability in Apache Airflow, published on 18 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In case of SQL errors, exception/stack trace of errors was exposed in API even if "api/expose_stack_traces" was set to false. That could lead to exposing additional information to potential attacker. Users are recommended to upgrade to Apache Airflow 3.2.0, which fixes the issue.

Weakness: CWE-668

Which versions are affected by CVE-2026-30912?

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

Products include Apache Airflow.

How do I fix CVE-2026-30912?

Upgrade apache-airflow-core to 3.2.0 or later.

Is CVE-2026-30912 being exploited?

There is no known exploitation of CVE-2026-30912 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-2026-30912, ECHO-5166-3541-6abf, GHSA-w7cf-2pmc-5m4c, MINI-r52m-h5pv-78mw, PYSEC-2026-18, PYSEC-2026-2361.