CVE-2025-66388

Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-15

Last updated on: 2025-12-16

Assigner: Apache Software Foundation

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-12-15

Last Modified

2025-12-16

Generated

2026-07-06

AI Q&A

2025-12-15

EPSS Evaluated

2026-07-05

NVD

CVE-2025-66388

Affected Vendors & Products

Vendor	Product	Version / Range
apache	airflow	From 3.1.0 (inc) to 3.1.4 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-201	The code transmits data to another actor, but a portion of the data includes sensitive information that should not be accessible to that actor.

Attack-Flow Graph

Executive Summary

This vulnerability in Apache Airflow allowed authenticated users of the UI to see secret values in rendered templates because the secrets were not properly redacted. This means sensitive information could be exposed to users who should not have access to it. The issue was fixed in version 3.1.4 by improving the redaction of secrets in the UI rendering process. [1]

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive secret values to authenticated users who do not have the proper authorization. This exposure of secrets could compromise security by revealing credentials or other confidential information, potentially leading to further attacks or data breaches. [1]

Mitigation Strategies

Upgrade Apache Airflow to version 3.1.4 or later, as this version includes the fix that properly redacts secrets in rendered templates and prevents their exposure in the UI. [1]

Compliance Impact

The provided resources do not explicitly discuss the impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA. However, since the vulnerability allows authenticated users to view secret values that should be concealed, it could potentially lead to unauthorized exposure of sensitive information, which may affect compliance with data protection regulations that require safeguarding sensitive data. No direct statements about compliance impact are given. [1, 3]

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