CVE-2026-103505

Improper neutralization of argument delimiters in the volume handling component in AWS EFS CSI Driver (aws-efs-csi-driver) v3.1.0 through v3.4.2 might allow remote authenticated users with PersistentVolume creation permissions to inject arbitrary mount options via comma-separated values in the mounttargetipmap volumeAttribute. To remediate this issue, users should upgrade to version v3.5.0 or later.

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/2026-120-aws/
https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.5.0
https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-pv26-6q9q-5773

Configurations

No configuration.

History

02 Oct 2026, 14:17

Type	Values Removed	Values Added
References		() https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-pv26-6q9q-5773 -

01 Oct 2026, 16:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-01 16:17

Updated : 2026-10-02 14:17

NVD link : CVE-2026-103505

Mitre link : CVE-2026-103505

CVE.ORG link : CVE-2026-103505

JSON object : View

Products Affected

No product.

CWE

CWE-88

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

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