CVE-2026-27173

Apache Airflow CNCF Kubernetes provider: JWT Token Exposure in KubernetesExecutor Command-Line Arguments

Published May 19, 2026 CVSS 3.1 · 8.7 High EPSS < 1% KEV · Not listed
Description
JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only access to Kuberentes Pods. This could allow users with just read-only access to perform actions that were only available to running tasks via Task SDK and potentially allow to modify state of Airflow Database for tasks.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-524w-vq63-2xhf Apache Airflow CNCF Kubernetes provider: JWT Token Exposure in KubernetesExecutor Command-Line Arguments
History
Type Values Removed Values Added
First Time appeared Apache
Apache airflow Cncf Kubernetes
Vendors & Products Apache
Apache airflow Cncf Kubernetes
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description JWT tokens that were used by workers in Kubernetes Executors have been exposed to users who had read only access to Kuberentes Pods. This could allow users with just read-only access to perform actions that were only available to running tasks via Task SDK and potentially allow to modify state of Airflow Database for tasks.
Title Apache Airflow CNCF Kubernetes provider: JWT Token Exposure in KubernetesExecutor Command-Line Arguments
Weaknesses CWE-538
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
May 19, 2026, 7:57 PM
Reserved
Feb 18, 2026, 2:18 PM
Status
Analyzed
Published
May 19, 2026, 8:16 PM
Modified
Jul 24, 2026, 9:10 AM