6.5Medium
CVE-2026-6437AWS EFS CSI Driver Mount Option Injection
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
Weakness (CWE):
CWE-88
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| Amazon | AWS EFS CSI Driver | < 3.0.1 | |
| amazon | efs csi driver | < 3.0.1 |
References and patches
- https://aws.amazon.com/security/security-bulletins/2026-016-aws/ vendor-advisoryVendor Advisory
- https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-mph4-q2vm-w2pw third-party-advisoryVendor Advisory
- https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.0.1 patchRelease Notes
CPE matches (NVD) (1)
cpe:2.3:a:amazon:efs_csi_driver:*:*:*:*:*:kubernetes:*:*< 3.0.1