Apache Airflow's CeleryExecutor ran callback workloads (`ExecuteCallback`, used for deadline-alert callbacks) without validating the workload's authentication token. Anyone able to write to the Celery broker could enqueue a forged callback and execute arbitrary code on every CeleryExecutor worker, without Airflow credentials. Deployments using the CeleryExecutor are affected.
Users are advised to upgrade to apache-airflow 3.4.0 or later, in which the worker claims the callback through the Execution API, validating the token, before running it.
Users are advised to upgrade to apache-airflow 3.4.0 or later, in which the worker claims the callback through the Execution API, validating the token, before running it.
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Affected Vendors & Products
Advisories
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Fixes
Solution
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No workaround given by the vendor.
References
History
Mon, 09 Nov 2026 13:30:00 +0000
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Mon, 09 Nov 2026 12:15:00 +0000
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Apache
Apache airflow |
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Apache
Apache airflow |
Mon, 09 Nov 2026 10:00:00 +0000
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| Description | Apache Airflow's CeleryExecutor ran callback workloads (`ExecuteCallback`, used for deadline-alert callbacks) without validating the workload's authentication token. Anyone able to write to the Celery broker could enqueue a forged callback and execute arbitrary code on every CeleryExecutor worker, without Airflow credentials. Deployments using the CeleryExecutor are affected. Users are advised to upgrade to apache-airflow 3.4.0 or later, in which the worker claims the callback through the Execution API, validating the token, before running it. | |
| Title | Apache Airflow: CeleryExecutor: forged callback workloads run on Celery workers without workload-token validation | |
| Weaknesses | CWE-306 | |
| References |
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Status: PUBLISHED
Assigner: apache
Published:
Updated: 2026-11-09T13:05:04.432Z
Reserved: 2026-08-02T00:09:01.550Z
Link: CVE-2026-68982
No data.
Status : Received
Published: 2026-11-09T10:17:11.123
Modified: 2026-11-09T13:17:08.620
Link: CVE-2026-68982
No data.
OpenCVE Enrichment
Updated: 2026-11-09T12:00:14Z
Weaknesses