Description
Apache Airflow's Task SDK did not mask the contents of a Variable whose JSON value is a list, so secrets stored in that shape appeared in cleartext in task logs and in the Rendered Templates UI. Masking was applied only when the deserialized value was a string or a dict; a list at the top level matched neither and was returned unmasked. Any authenticated user able to read the logs or rendered templates of a task that references such a Variable could recover the values, with no special configuration required. This is the list-shaped counterpart of CVE-2026-59244, whose fix covered the dict case only, so deployments that upgraded in response to that advisory remain affected and must upgrade again. Users are advised to upgrade to apache-airflow 3.3.1 or later.
Published: 2026-08-12
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories

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History

Wed, 12 Aug 2026 15:45:00 +0000

Type Values Removed Values Added
Description Apache Airflow's Task SDK did not mask the contents of a Variable whose JSON value is a list, so secrets stored in that shape appeared in cleartext in task logs and in the Rendered Templates UI. Masking was applied only when the deserialized value was a string or a dict; a list at the top level matched neither and was returned unmasked. Any authenticated user able to read the logs or rendered templates of a task that references such a Variable could recover the values, with no special configuration required. This is the list-shaped counterpart of CVE-2026-59244, whose fix covered the dict case only, so deployments that upgraded in response to that advisory remain affected and must upgrade again. Users are advised to upgrade to apache-airflow 3.3.1 or later.
Title Apache Airflow: Values of a list-shaped Variable are not masked in task logs and the Rendered Templates UI
Weaknesses CWE-312
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-08-12T16:24:39.638Z

Reserved: 2026-08-01T03:22:35.190Z

Link: CVE-2026-68970

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-12T16:17:19.853

Modified: 2026-08-12T16:17:19.853

Link: CVE-2026-68970

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses