Apache Airflow: Privilege boundary bypass in bulk APIs (create action can upsert existing Pools/Connections/Variables)
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-250.
Summary
User with CREATE and no UPDATE privilege for Pools, Connections, Variables could update existing records via bulk create API with overwrite action.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apache | Apache Airflow | 3.0.0 to before 3.1.1 | 3.1.1 | Patch available | CNA |
| — | apache-airflow (PyPI) | 3.0.0 to before 3.1.1 | 3.1.1 | Patch available | GHSA-gp5f-cx7h-8q6f |
- Apache Airflow VendorApache Affected 3.0.0 to before 3.1.1 Fixed in 3.1.1 Patch available CNA
- apache-airflow (PyPI) Vendor— Affected 3.0.0 to before 3.1.1 Fixed in 3.1.1 Patch available GHSA-gp5f-cx7h-8q6f
Remediation
- Fix · CNA Apache Airflow (Apache Software Foundation) Fixed in 3.1.1
- Fix · GHSA-gp5f-cx7h-8q6f apache-airflow (PyPI) Fixed in 3.1.1 Advisory →
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apache Airflow 3.1.1
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2025-38669 Apache Airflow: Airflow 3 API: /api/v2/dagReports executes DAG Python in APIPriority LOW 33
Timeline
- 2026-10-02 Threatist record created from CVE-2025-62503
- 2026-10-03 Alias added: GHSA-gp5f-cx7h-8q6f
References
More Apache Airflow vulnerabilities
- TI-2020-10905 Missing authentication in Apache Airflow KEVCVSS 3.1CRITICAL 9.8
- TI-2020-09638 OS command injection in Apache Airflow KEVCVSS 3.1HIGH 8.8
- TI-2022-19017 Apache Airflow <2.4.0 has an RCE in a bash example CVSS 3.1HIGH 8.8
- TI-2021-16140 Apache Airflow: Variable Import endpoint missed authentication check CVSS 3.1CRITICAL 9.8
- TI-2022-08169 Apache Airflow: RCE in example DAGs CVSS 3.1HIGH 8.8
- TI-2024-26776 Apache Airflow: DAG Author Code Execution possibility in airflow-scheduler CVSS 3.1HIGH 8.8
Sources
- CVE-2025-62503 · CVE Program
- CVE-2025-62503 · NVD
- FIRST EPSS
- GHSA-gp5f-cx7h-8q6f · GitHub Advisory Database · CC BY 4.0
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