Search/CVE-2026-6437
● CVE — Medium

CVE-2026-6437

VendoramazonProductefs csi driverDiscoveredApr 17, 2026UpdatedOct 26, 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

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CVSS v3.1
6.5 MEDIUM
EPSS
0.56%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
1
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 27, 2026 → Oct 26, 2026
▲ 0.04pp
0.52% → 0.56% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredHIGH
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityNONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Connections
3 relationships
Timeline
disclosure → media coverage
Apr 17, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 26, 2026
Sep 29, 2026
aws.amazon.com reports: CVE-2026-6437 - Mount Option Injection in Amazon EFS CSI Driver