What is CVE-2026-28563?

CVE-2026-28563 is a medium-severity vulnerability in Apache Airflow, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 4.3/10. Published 2026-03-17.

How severe is CVE-2026-28563?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Apache Airflow

CVE-2026-28563

Apache Airflow versions 3.1.0 through 3.1.7 /ui/dependencies endpoint returns the full DAG dependency graph without filtering by authorized DAG IDs. This allows an authenticated user with only DAG Dependencies permission to enumerate DAGs they are not authorized to view. Users are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.

Published 2026-03-17 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.007 (50.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.007 · change: +0.002

Affected products

Apache Airflow
Apache Software Foundation Airflow — versions 3.0.0

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

github.com/apache/airflow/pull/62046 (Patch, patch, Issue Tracking)
lists.apache.org/thread/dwzf62qg9z8wvfsjknpfd8bvtwghd49s (vendor-advisory, Mailing List, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-28563?: CVE-2026-28563 is a medium-severity vulnerability in Apache Airflow, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 4.3/10. Published 2026-03-17.
How severe is CVE-2026-28563?: Medium severity. CVSS v3 base score is 4.3 out of 10.