Description
file_picker (aka flutter_file_picker) for Flutter, all versions through 10.3.10, is vulnerable to path traversal (CWE-22) in its Android implementation. The openFileStream() method in FileUtils.kt uses the DISPLAY_NAME obtained from ContentResolver.query() directly in file path construction without sanitization. A malicious Android app with a crafted ContentProvider can return a filename containing ../ sequences, causing the plugin to create arbitrary files and directories outside the intended cache directory within the victim app's internal storage. Existing files are not overwritten due to an existence check.
Published: 2026-08-28
Score: 3.3 Low
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 28 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 28 Aug 2026 17:45:00 +0000

Type Values Removed Values Added
Title Android File Picker Path Traversal Allowing Creation of Files Outside the Intended Directory
Weaknesses CWE-22

Fri, 28 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Description file_picker (aka flutter_file_picker) for Flutter, all versions through 10.3.10, is vulnerable to path traversal (CWE-22) in its Android implementation. The openFileStream() method in FileUtils.kt uses the DISPLAY_NAME obtained from ContentResolver.query() directly in file path construction without sanitization. A malicious Android app with a crafted ContentProvider can return a filename containing ../ sequences, causing the plugin to create arbitrary files and directories outside the intended cache directory within the victim app's internal storage. Existing files are not overwritten due to an existence check.
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-28T19:27:21.385Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-38093

cve-icon Vulnrichment

Updated: 2026-08-28T19:27:12.105Z

cve-icon NVD

Status : Received

Published: 2026-08-28T16:17:46.793

Modified: 2026-08-28T20:17:27.200

Link: CVE-2026-38093

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T17:30:08Z

Weaknesses
  • CWE-22

    Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')