What is CVE-2024-27906?

CVE-2024-27906 is a medium-severity vulnerability in Apache Airflow, classified under Missing Authorization. CVSS score: 5.9/10. Published 2024-02-29.

How severe is CVE-2024-27906?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Auth bypass in Apache Airflow

CVE-2024-27906

Apache Airflow, versions before 2.8.2, has a vulnerability that allows authenticated users to view DAG code and import errors of DAGs they do not have permission to view through the API and the UI. Users of Apache Airflow are recommended to upgrade to version 2.8.2 or newer to mitigate the risk associated with this vulnerability

Vulnerability class: Broken Access Control

Published 2024-02-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (25.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Apache Airflow
Apache Software Foundation Airflow — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/apache/airflow/pull/37290 (patch, Broken Link)
github.com/apache/airflow/pull/37468 (patch, Issue Tracking)
lists.apache.org/thread/on4f7t5sqr3vfgp1pvkck79wv7mq9st5 (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List)

Frequently asked questions

What is CVE-2024-27906?: CVE-2024-27906 is a medium-severity vulnerability in Apache Airflow, classified under Missing Authorization. CVSS score: 5.9/10. Published 2024-02-29.
How severe is CVE-2024-27906?: Medium severity. CVSS v3 base score is 5.9 out of 10.