Improper neutralization of argument delimiters in the volume handling component in AWS EFS CSI Driver (aws-efs-csi-driver) before v3.0.1 allows remote authenticated users with PersistentVolume creation permissions to inject arbitrary mount options via comma injection.




To remediate this issue, users should upgrade to version v3.0.1
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-mph4-q2vm-w2pw Amazon EFS CSI Driver has mount option injection via unsanitized volumeHandle and mounttargetip fields
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 17 Apr 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Amazon
Amazon aws Efs Csi Driver
Vendors & Products Amazon
Amazon aws Efs Csi Driver

Fri, 17 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 17 Apr 2026 19:00:00 +0000

Type Values Removed Values Added
Description Improper neutralization of argument delimiters in the volume handling component in AWS EFS CSI Driver (aws-efs-csi-driver) before v3.0.1 allows remote authenticated users with PersistentVolume creation permissions to inject arbitrary mount options via comma injection. To remediate this issue, users should upgrade to version v3.0.1
Title AWS EFS CSI Driver Mount Option Injection
Weaknesses CWE-88
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:N/SC:H/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-04-17T19:57:02.728Z

Reserved: 2026-04-16T17:42:09.910Z

Link: CVE-2026-6437

cve-icon Vulnrichment

Updated: 2026-04-17T19:56:52.356Z

cve-icon NVD

Status : Received

Published: 2026-04-17T19:16:40.150

Modified: 2026-04-17T19:16:40.150

Link: CVE-2026-6437

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-17T20:35:10Z

Weaknesses