{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "v3.1.0"
              },
              {
                "fixed": "v3.4.2"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "1cf7fa72c5db2310abecf7523f442df23e7e37f3"
            },
            {
              "fixed": "c5f0010c9b857316fe3891a2a4b1129f547791be"
            },
            {
              "fixed": "978c0b0be261904014ffd68af35a7421bbf439a4"
            }
          ],
          "repo": "https://github.com/kubernetes-sigs/aws-efs-csi-driver",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-pv26-6q9q-5773"
  ],
  "database_specific": {
    "cna_assigner": "AMZN",
    "cwe_ids": [
      "CWE-88"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103505.json"
  },
  "details": "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.",
  "id": "CVE-2026-103505",
  "modified": "2026-10-04T02:30:55.807998045Z",
  "published": "2026-10-01T15:36:04.355Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://aws.amazon.com/security/security-bulletins/2026-120-aws/"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103505.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/kubernetes-sigs/aws-efs-csi-driver/security/advisories/GHSA-pv26-6q9q-5773"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-103505"
    },
    {
      "type": "FIX",
      "url": "https://github.com/kubernetes-sigs/aws-efs-csi-driver/releases/tag/v3.5.0"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "AWS EFS CSI Driver Mount Option Injection via mounttargetipmap"
}