CVE-2026-6437
AWS EFS CSI Driver Mount Option Injection
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
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
| CWE | CWE-88 |
| Vendor | amazon |
| Product | aws efs csi driver |
| Published | Apr 17, 2026 |
| Last Updated | Apr 17, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
Amazon / AWS EFS CSI Driver
All versions affected