# CVE-2026-32690: Apache Airflow: 3.x - Nested Variable Secret Values Bypass Redaction via max_depth=1

Status: published. Published: 2026-04-18. Updated: 2026-11-03.

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

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: apache) — https://github.com/apache/airflow/pull/63480

## Affected products and versions

- Apache Software Foundation / Apache Airflow (apache-airflow-core): ≥ 3.0.0; < 3.2.0 (affected, semver). Source: CNA: apache

## Severity and prioritization

- CVSS 3.1: 3.7 (low); CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N; source: ADP: CISA-ADP

- CISA KEV: No listing in collected sources

- EPSS: 0.42% as of 2026-11-02; percentile 36.43%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-668

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/apache/airflow/pull/63480 (CNA: apache; patch)

- https://lists.apache.org/thread/7rnzxofntcznqxnhsmjvvlvygwph7rn5 (CNA: apache; vendor-advisory)

- http://www.openwall.com/lists/oss-security/2026/04/17/6 (ADP: CVE)

## Provenance

- CNA: apache: https://www.cve.org/CVERecord?id=CVE-2026-32690; retrieved 2026-11-03; source updated 2026-11-03

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-32690; retrieved 2026-11-03; source updated Not reported

Revision: a68c78b934cb6b8246fabd74cff279f273af372346c900de1347c3b2637c5cca

Canonical: https://y2.dev/cve/CVE-2026-32690

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