CVE-2025-66388: Apache Airflow: Secrets in rendered templates not redacted properly and exposed in the UI
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
pip/apache-airflowto a version that resolves this vulnerability.Fixed in 3.1.5 - Upgrade
Upgrade
Apache Airflowto a version that resolves this vulnerability.Fixed in 3.1.4
Event History
Frequently Asked Questions
What is the severity of CVE-2025-66388?
CVE-2025-66388 is a high severity vulnerability that allows unauthorized users to view sensitive secret values due to improper redaction.
How do I fix CVE-2025-66388?
To fix CVE-2025-66388, upgrade Apache Airflow to version 3.1.5 or later.
Who is affected by CVE-2025-66388?
Users of Apache Airflow versions between 3.1.0 and 3.1.4 are affected by CVE-2025-66388.
What type of information can be exposed due to CVE-2025-66388?
CVE-2025-66388 can expose sensitive secrets that are not properly redacted in rendered templates.
Is authentication sufficient to protect against CVE-2025-66388?
No, authentication is not sufficient as CVE-2025-66388 allows authenticated users to access sensitive information without the appropriate authorization.