{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-103505", "assignerOrgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5", "state": "PUBLISHED", "assignerShortName": "AMZN", "dateReserved": "2026-09-30T17:35:44.736Z", "datePublished": "2026-10-01T15:36:04.355Z", "dateUpdated": "2026-10-09T16:32:11.554Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "ff89ba41-3aa1-4d27-914a-91399e9639e5", "shortName": "AMZN", "dateUpdated": "2026-10-09T16:32:11.554Z" }, "title": "AWS EFS CSI Driver Mount Option Injection via mounttargetipmap", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-88", "description": "CWE-88 Improper neutralization of argument delimiters in a command ('argument injection')", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-6", "descriptions": [ { "lang": "en", "value": "CAPEC-6 Argument Injection" } ] } ], "affected": [ { "vendor": "AWS", "product": "aws-efs-csi-driver", "versions": [ { "status": "affected", "version": "3.1.0", "lessThanOrEqual": "3.4.2", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:aws:aws-efs-csi-driver:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1.0", "versionEndIncluding": "3.4.2" } ] } ] } ], "descriptions": [ { "lang": "en", "value": "Improper neutralization of argument delimiters in the volume handling component in AWS EFS CSI Driver (aws-efs-csi-driver) v3.1.0 through v3.4.2 might allow remote authenticated users with PersistentVolume creation permissions to inject arbitrary mount options via comma-separated values in the mounttargetipmap volumeAttribute.\n\n\n\nTo remediate this issue, users should upgrade to version v3.5.0 or later.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "
Improper neutralization of argument delimiters in the volume handling component in AWS EFS CSI Driver (aws-efs-csi-driver) v3.1.0 through v3.4.2 might allow remote authenticated users with PersistentVolume creation permissions to inject arbitrary mount options via comma-separated values in the mounttargetipmap volumeAttribute.
To remediate this issue, users should upgrade to version v3.5.0 or later.
" } ] } ], "references": [ { "url": "https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.5.0", "tags": [ "patch" ] }, { "url": "https://aws.amazon.com/security/security-bulletins/2026-120-aws/", "tags": [ "vendor-advisory" ] }, { "url": "https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-pv26-6q9q-5773", "tags": [ "third-party-advisory" ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:N/SC:H/SI:N/SA:N" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 0.5.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-01T16:01:57.142686Z", "id": "CVE-2026-103505", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-01T16:02:04.918Z" } } ] } }