CVE-2026-32690

Apache Airflow: 3.x - Nested Variable Secret Values Bypass Redaction via max_depth=1

CVSS 3.7 LOWEPSS 0.4%CWE-668

Vexday Risk Score

8Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 3.7EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

18 Apr 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Secrets in Variables saved as JSON dictionaries were not properly redacted - in case thee variables were retrieved by the user the secrets stored as nested fields were not masked. If you do not store variables with sensitive values in JSON form, you are not affected. Otherwise please upgrade to Apache Airflow 3.2.0 that has the fix implemented

CVSS:3.1/AV:N/AC:H/PR:N/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/63480 https://lists.apache.org/thread/7rnzxofntcznqxnhsmjvvlvygwph7rn5 http://www.openwall.com/lists/oss-security/2026/04/17/6