CVE-2025-66388

CVE-2025-66388: Apache Airflow: Secrets in rendered templates not redacted properly and exposed in the UI

Vendor Apache Software Foundation
Product Apache Airflow
Weakness CWE-201
Published December 15, 2025
Last update December 16, 2025

CVSS base score

What the vulnerability does

Description

A vulnerability in Apache Airflow allowed authenticated UI users to view secret values in rendered templates due to secrets not being properly redacted, potentially exposing secrets to users without the appropriate authorization. Users are recommended to upgrade to version 3.1.4, which fixes this issue.

Key dates

Disclosure timeline

December 15, 2025 CVE published
December 16, 2025 Record updated