CVE-2025-66388

Apache Airflow: Secrets in rendered templates not redacted properly and exposed in the UI

CVSS 4.3 MEDIUMEPSS 0.4%CWE-201

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

15 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

Apache Software Foundation · Apache Airflow

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References

https://github.com/apache/airflow/pull/58772 https://lists.apache.org/thread/mv9hzsx8grjf7gdlkxwppnpbtogtls2g http://www.openwall.com/lists/oss-security/2025/12/12/1