Auth bypass in Apache Software Foundation Airflow

CVE-2026-49296

Before apache-airflow 3.3.0, a user authorized to read one Dag could disclose the source of other Dags co-located in the same source file. `GET /api/v2/dagSources/{dag_id}` — and the equivalent Dag-source view in the UI — returned the enti…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-49296?
CVE-2026-49296 is a medium-severity vulnerability in Apache Software Foundation Airflow, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-07-07.
How severe is CVE-2026-49296?
Medium severity. CVSS v3 base score is 6.5 out of 10.