CVE-2026-6437

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

CVSS Vector

References

• https://aws.amazon.com/security/security-bulletins/2026-016-aws/
• https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.0.1
• https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-mph4-q2vm-w2pw