Information disclosure in Apache Software Foundation Airflow
CVE-2026-48891
A bug in Apache Airflow's `/ui/dependencies` scheduling graph endpoint applied the caller's readable-Dag filter to the top-level serialized Dag key but still emitted referenced Dag IDs through the `dep.source` and `dep.target` fields of tr…
Vulnerability class: Information Disclosure
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Apache Software Foundation Airflow — versions 0
Weakness classification (CWE)
References
- security@apache.org (patch)
- security@apache.org (vendor-advisory)
- security@apache.org (related)
Frequently asked questions
- What is CVE-2026-48891?
- CVE-2026-48891 is a medium-severity vulnerability in Apache Software Foundation Airflow, classified under Information Disclosure. CVSS score: 4.3/10. Published 2026-07-07.
- How severe is CVE-2026-48891?
- Medium severity. CVSS v3 base score is 4.3 out of 10.