Cross-site scripting in Apache Airflow
Priority MEDIUM 48CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
In Apache Airflow < 1.10.12, the "origin" parameter passed to some of the endpoints like '/trigger' was vulnerable to XSS exploit.
Why it matters now
EPSS 0.25076 97th percentileScored 2026-11-07
Fix Fixed apache-airflow (PyPI): 1.10.12
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Apache Airflow | Apache Airflow < 1.10.12 | — | No fix listed | CNA |
| — | apache-airflow (PyPI) | before 1.10.12 | 1.10.12 | Patch available | GHSA-4pwq-fj89-6rjc |
- Apache Airflow Vendor— Affected Apache Airflow < 1.10.12 Fixed in — No fix listed CNA
- apache-airflow (PyPI) Vendor— Affected before 1.10.12 Fixed in 1.10.12 Patch available GHSA-4pwq-fj89-6rjc
Remediation
- Fix · GHSA-4pwq-fj89-6rjc apache-airflow (PyPI) Fixed in 1.10.12 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-13944
- 2026-10-03 Alias added: GHSA-4pwq-fj89-6rjc
References
Advisory 5
- https://lists.apache.org/thread.html/r97e1b60ca508a86be58c43f405c0c8ff00ba467ba0bee68704ae7e3e%40%3Cdev.airflow.apache.org%3E
- [oss-security] 20201211 CVE-2020-17515: Apache Airflow Reflected XSS via Origin Parameter
- [oss-security] 20210501 CVE-2021-28359: Apache Airflow Reflected XSS via Origin Query Argument in URL
- https://nvd.nist.gov/vuln/detail/CVE-2020-13944
- https://github.com/advisories/GHSA-4pwq-fj89-6rjc
Other 15
- [airflow-users] 20201211 CVE-2020-17515: Apache Airflow Reflected XSS via Origin Parameter
- [airflow-dev] 20201211 Apache Airflow Security Vulnerabilities fixed in v1.10.13: CVE-2020-17515
- [airflow-users] 20201211 Apache Airflow Security Vulnerabilities fixed in v1.10.13: CVE-2020-17515
- [announce] 20201211 Apache Airflow Security Vulnerabilities fixed in v1.10.13: CVE-2020-17515
- [airflow-users] 20210501 CVE-2021-28359: Apache Airflow Reflected XSS via Origin Query Argument in URL
- [announce] 20210501 Apache Airflow CVE: CVE-2021-28359: Apache Airflow Reflected XSS via Origin Query Argument in URL
- https://github.com/apache/airflow/commit/5c2bb7b0b0e717b11f093910b443243330ad93ca
- https://github.com/apache/airflow
- https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2020-19.yaml
- https://lists.apache.org/thread.html/r2892ef594dbbf54d0939b808626f52f7c2d1584f8aa1d81570847d2a@%3Cannounce.apache.org%3E
- https://lists.apache.org/thread.html/r2892ef594dbbf54d0939b808626f52f7c2d1584f8aa1d81570847d2a@%3Cdev.airflow.apache.org%3E
- https://lists.apache.org/thread.html/r2892ef594dbbf54d0939b808626f52f7c2d1584f8aa1d81570847d2a@%3Cusers.airflow.apache.org%3E
- https://lists.apache.org/thread.html/r4656959c8ed06c1f6202d89aa4e67b35ad7bdba5a666caff3fea888e@%3Cusers.airflow.apache.org%3E
- https://lists.apache.org/thread.html/ra8ce70088ba291f358e077cafdb14d174b7a1ce9a9d86d1b332d6367@%3Cusers.airflow.apache.org%3E
- https://lists.apache.org/thread.html/rc005f4de9d9b0ba943ceb8ff5a21a5c6ff8a9df52632476698d99432@%3Cannounce.apache.org%3E
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-2020-13944 · CVE Program
- CVE-2020-13944 · NVD
- FIRST EPSS
- GHSA-4pwq-fj89-6rjc · GitHub Advisory Database · CC BY 4.0
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