CVE-2026-25917— Apache Airflow: API extra-links triggers XCom deserialization/class instantiation (Airflow 3.1.5)
Quick assessment
Affected
Apache Software Foundation Apache Airflow
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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Dag作者可能制作导致Web服务器执行任意代码的XCom有效载荷。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-25917
Vulnerability Information
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Vulnerability Title
Apache Airflow: API extra-links triggers XCom deserialization/class instantiation (Airflow 3.1.5)
Source: CVE Program / CVE List V5
Vulnerability Description
Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low.
Users are recommended to upgrade to Apache Airflow 3.2.0, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
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Dag作者可能制作导致Web服务器执行任意代码的XCom有效载荷。
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-2026-25917
| # | POC Description | Source Link | Shenlong Link |
|---|
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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-2026-30898 | Apache Airflow: Bad example of BashOperator shell injection via dag_run.conf | |
| CVE-2026-30912 | Apache Airflow: Exposing stack trace in case of constraint error | |
| CVE-2026-32228 | Apache Airflow: Users with asset materialization permisssions could trigger Dags they had |
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