What is CVE-2023-35908?

CVE-2023-35908 is a medium-severity vulnerability in Apache Airflow, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2023-07-12.

How severe is CVE-2023-35908?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Apache Airflow

CVE-2023-35908

Apache Airflow, versions before 2.6.3, is affected by a vulnerability that allows unauthorized read access to a DAG through the URL. It is recommended to upgrade to a version that is not affected

Vulnerability class: Broken Access Control

Published 2023-07-12 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.010 (62.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Apache Airflow
Apache Software Foundation Airflow — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

github.com/apache/airflow/pull/32014 (Patch, patch)
lists.apache.org/thread/vsflptk5dt30vrfggn96nx87d7zr6yvw (vendor-advisory, Patch, Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2023-35908?: CVE-2023-35908 is a medium-severity vulnerability in Apache Airflow, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2023-07-12.
How severe is CVE-2023-35908?: Medium severity. CVSS v3 base score is 6.5 out of 10.