Low severity · published Apr 18, 2026
CVE-2026-32690
Apache Airflow: 3.x - Nested Variable Secret Values Bypass Redaction via max_depth=1
3.7
CVSS
0.4%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
Apache Airflow · Apache Software Foundation
3.0.0 before 3.2.0 · source: vendor
AI
Airflow · Apache
3.0.0 before 3.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32690
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32690
Issue Tracking
https://github.com/apache/airflow/pull/63480
Mailing List
https://lists.apache.org/thread/7rnzxofntcznqxnhsmjvvlvygwph7rn5
Mailing List
http://www.openwall.com/lists/oss-security/2026/04/17/6
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