CVE-2025-66388 — MEDIUM (6.5)

Q: How severe is CVE-2025-66388?

CVE-2025-66388 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-66388?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Airflow.

Vulnerability 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 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Airflow	>= 3.1.0, < 3.1.4

Related Weaknesses (CWE)

CWE-201

References

https://github.com/apache/airflow/pull/58772Issue Tracking
https://lists.apache.org/thread/mv9hzsx8grjf7gdlkxwppnpbtogtls2gMailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2025/12/12/1Mailing ListThird Party Advisory

FAQ

What is CVE-2025-66388?

CVE-2025-66388 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 t...

How severe is CVE-2025-66388?

CVE-2025-66388 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-66388?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Airflow.