CVE-2026-6437
Published:April 17, 2026
Updated:April 23, 2026
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
Affected Packages
https://github.com/kubernetes-sigs/aws-efs-csi-driver.git (GITHUB):
Affected version(s) >=v0.1.0-rc0 <v3.0.1Fix Suggestion:
Update to version v3.0.1Related Resources (7)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
EPSS
Base Score:
0.03
