CVE-2026-6437

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

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://aws.amazon.com/security/security-bulletins/2026-016-aws/	Vendor Advisory
https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.0.1	Release Notes
https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-mph4-q2vm-w2pw	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:amazon:efs_csi_driver:*:*:*:*:*:kubernetes:*:*

History

01 Jun 2026, 13:06

Type	Values Removed	Values Added
CPE		cpe:2.3:a:amazon:efs_csi_driver::::::kubernetes::*
First Time		Amazon Amazon efs Csi Driver
References	~~() https://aws.amazon.com/security/security-bulletins/2026-016-aws/ -~~	() https://aws.amazon.com/security/security-bulletins/2026-016-aws/ - Vendor Advisory
References	~~() https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.0.1 -~~	() https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.0.1 - Release Notes
References	~~() https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-mph4-q2vm-w2pw -~~	() https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-mph4-q2vm-w2pw - Vendor Advisory

17 Apr 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-17 19:16

Updated : 2026-06-01 13:06

NVD link : CVE-2026-6437

Mitre link : CVE-2026-6437

CVE.ORG link : CVE-2026-6437

JSON object : View

Products Affected

amazon

efs_csi_driver

CWE

CWE-88

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

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