CVE-2026-30898— Apache Airflow: Bad example of BashOperator shell injection via dag_run.conf
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I. Basic Information for CVE-2026-30898
Vulnerability Information
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Vulnerability Title
Apache Airflow: Bad example of BashOperator shell injection via dag_run.conf
Source: NVD (National Vulnerability Database)
Vulnerability Description
An example of BashOperator in Airflow documentation suggested a way of passing dag_run.conf in the way that could cause unsanitized user input to be used to escalate privileges of UI user to allow execute code on worker. Users should review if any of their own DAGs have adopted this incorrect advice.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Airflow 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Airflow是美国阿帕奇（Apache）基金会的一套具有创建、管理和监控工作流程功能的开源平台。该平台具有可扩展和动态监控等特点。 Apache Airflow存在安全漏洞，该漏洞源于文档示例中传递dag_run.conf的方式可能导致使用未清理的用户输入来提升UI用户权限，从而允许在工作节点上执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Airflow | 0 ~ 3.2.0 | - |
II. Public POCs for CVE-2026-30898
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|---|
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Same Patch Batch · Apache Software Foundation · 2026-04-18 · 6 CVEs total
| CVE-2026-40948 | Apache Airflow Providers Keycloak: OAuth Login CSRF — Missing State Parameter in Keycloak | |
| CVE-2026-32690 | Apache Airflow: 3.x - Nested Variable Secret Values Bypass Redaction via max_depth=1 | |
| CVE-2026-30912 | Apache Airflow: Exposing stack trace in case of constraint error | |
| CVE-2026-25917 | Apache Airflow: API extra-links triggers XCom deserialization/class instantiation (Airflow | |
| CVE-2026-32228 | Apache Airflow: Users with asset materialization permisssions could trigger Dags they had |
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