What is CVE-2026-49298?

CVE-2026-49298 is a high-severity vulnerability in Apache Airflow, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 8.8/10. Published 2026-06-01.

How severe is CVE-2026-49298?

High severity. CVSS v3 base score is 8.8 out of 10.

Information disclosure in Apache Airflow

CVE-2026-49298

A bug in Apache Airflow's KubernetesExecutor caused JWT tokens used by worker pods to authenticate against the Execution API to be passed to the worker container as command-line arguments visible in the pod spec. An authenticated UI/API us…

EPSS: 0.001 (20.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apache Airflow
Apache Software Foundation Airflow — versions 0

Weakness classification (CWE)

CWE-538 — Insertion of Sensitive Information into Externally-Accessible File or Directory

References

security@apache.org (Patch, patch, Issue Tracking)
security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2026-49298?: CVE-2026-49298 is a high-severity vulnerability in Apache Airflow, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 8.8/10. Published 2026-06-01.
How severe is CVE-2026-49298?: High severity. CVSS v3 base score is 8.8 out of 10.