FKIE_CVE-2026-3629

Vulnerability from fkie_nvd - Published: 2026-03-21 23:16 - Updated: 2026-06-17 10:43
Summary
The Import and export users and customers plugin for WordPress is vulnerable to privilege escalation in all versions up to, and including, 1.29.7. This is due to the 'save_extra_user_profile_fields' function not properly restricting which user meta keys can be updated via profile fields. The 'get_restricted_fields' method does not include sensitive meta keys such as 'wp_capabilities'. This makes it possible for unauthenticated attackers to escalate their privileges to Administrator by submitting a crafted registration request that sets the 'wp_capabilities' meta key. The vulnerability can only be exploited if the "Show fields in profile" setting is enabled and a CSV with a wp_capabilities column header has been previously imported.
Impacted products
Vendor Product Version

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Import and export users and customers",
          "vendor": "carazo",
          "versions": [
            {
              "lessThanOrEqual": "1.29.7",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "security@wordfence.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Import and export users and customers plugin for WordPress is vulnerable to privilege escalation in all versions up to, and including, 1.29.7. This is due to the \u0027save_extra_user_profile_fields\u0027 function not properly restricting which user meta keys can be updated via profile fields. The \u0027get_restricted_fields\u0027 method does not include sensitive meta keys such as \u0027wp_capabilities\u0027. This makes it possible for unauthenticated attackers to escalate their privileges to Administrator by submitting a crafted registration request that sets the \u0027wp_capabilities\u0027 meta key. The vulnerability can only be exploited if the \"Show fields in profile\" setting is enabled and a CSV with a wp_capabilities column header has been previously imported."
    },
    {
      "lang": "es",
      "value": "El plugin Importar y exportar usuarios y clientes para WordPress es vulnerable a escalada de privilegios en todas las versiones hasta, e incluyendo, la 1.29.7. Esto se debe a que la funci\u00f3n \u0027save_extra_user_profile_fields\u0027 no restringe adecuadamente qu\u00e9 claves meta de usuario pueden ser actualizadas a trav\u00e9s de los campos de perfil. El m\u00e9todo \u0027get_restricted_fields\u0027 no incluye claves meta sensibles como \u0027wp_capabilities\u0027. Esto hace posible que atacantes no autenticados escalen sus privilegios a Administrador al enviar una solicitud de registro manipulada que establece la clave meta \u0027wp_capabilities\u0027. La vulnerabilidad solo puede ser explotada si la configuraci\u00f3n \"Mostrar campos en el perfil\" est\u00e1 habilitada y se ha importado previamente un CSV con un encabezado de columna wp_capabilities."
    }
  ],
  "id": "CVE-2026-3629",
  "lastModified": "2026-06-17T10:43:53.480",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.9,
        "source": "security@wordfence.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-3629",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-03-23T16:13:14.147293Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-03-21T23:16:51.393",
  "references": [
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/1.29.7/classes/columns.php#L193"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/1.29.7/classes/columns.php#L217"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/1.29.7/classes/helper.php#L146"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://plugins.trac.wordpress.org/changeset/3483330/import-users-from-csv-with-meta#file37"
    },
    {
      "source": "security@wordfence.com",
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/48dd9098-38e6-49da-8d22-27e12fddef51?source=cve"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Secondary"
    }
  ]
}



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