Description
A path traversal in the SFTP provider (`SFTPHook.retrieve_directory` / `SFTPOperator(operation=get)`) let a malicious or compromised remote SFTP server write files outside the configured local destination directory via crafted directory-entry names. No Airflow account is required — the attack surface is any deployment downloading directories from an untrusted SFTP server. Upgrade `apache-airflow-providers-sftp` to 5.8.1 or later.
Published: 2026-06-17
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Github GHSA Github GHSA GHSA-qf38-jq28-3ccq Apache Airflow SFTP provider: Path traversal in SFTPHook.retrieve_directory
History

Fri, 26 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache airflow Sftp Provider
Vendors & Products Apache
Apache airflow Sftp Provider

Thu, 18 Jun 2026 04:45:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 17 Jun 2026 05:15:00 +0000

Type Values Removed Values Added
Description A path traversal in the SFTP provider (`SFTPHook.retrieve_directory` / `SFTPOperator(operation=get)`) let a malicious or compromised remote SFTP server write files outside the configured local destination directory via crafted directory-entry names. No Airflow account is required — the attack surface is any deployment downloading directories from an untrusted SFTP server. Upgrade `apache-airflow-providers-sftp` to 5.8.1 or later.
Title Apache Airflow SFTP provider: Path traversal in SFTPHook.retrieve_directory allows local file write outside the destination directory via malicious server-supplied directory-entry names
Weaknesses CWE-22
References

Subscriptions

Apache Airflow Sftp Provider
cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-06-17T14:56:45.456Z

Reserved: 2026-06-04T00:05:50.170Z

Link: CVE-2026-50203

cve-icon Vulnrichment

Updated: 2026-06-17T01:54:11.793Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-26T09:42:32Z

Weaknesses