Description
Apache Airflow's asynchronous connection test checked permissions when the test was queued — only create permission when the connection ID did not exist yet — but, when the test completed with `commit_on_success`, wrote the tested connection under that ID. A user allowed to create but not edit connections could overwrite a connection someone else had created in the meantime. Only deployments that enable the non-default `[core] test_connection` setting are affected. Users are advised to upgrade to apache-airflow 3.4.0 or later.
Published: 2026-11-09
Score: n/a
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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History

Mon, 09 Nov 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache airflow
Vendors & Products Apache
Apache airflow

Mon, 09 Nov 2026 10:30:00 +0000

Type Values Removed Values Added
References

Mon, 09 Nov 2026 09:30:00 +0000

Type Values Removed Values Added
Description Apache Airflow's asynchronous connection test checked permissions when the test was queued — only create permission when the connection ID did not exist yet — but, when the test completed with `commit_on_success`, wrote the tested connection under that ID. A user allowed to create but not edit connections could overwrite a connection someone else had created in the meantime. Only deployments that enable the non-default `[core] test_connection` setting are affected. Users are advised to upgrade to apache-airflow 3.4.0 or later.
Title Apache Airflow: Connections API: async connection test authorizes create at enqueue but overwrites a later-created connection at commit
Weaknesses CWE-863
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-11-09T09:07:20.025Z

Reserved: 2026-10-16T04:01:39.077Z

Link: CVE-2026-111455

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-09T10:17:05.133

Modified: 2026-11-09T10:17:05.133

Link: CVE-2026-111455

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-09T10:45:07Z

Weaknesses