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CVE-2023-1844

Estado: ModificadaMedia (4.3)—

The Subscribe2 plugin for WordPress is vulnerable to unauthorized access to email functionality due to a missing capability check when sending test emails in versions up to, and including, 10.40. This makes it possible for author-level attackers to send emails with arbitrary content and attachments to site users.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Subscribe2 Project — Subscribe2

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2023-1844",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-1844",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-11-06T18:51:30.746602Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@wordfence.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@wordfence.com",
      "affectedData": [
        {
          "vendor": "wedevs",
          "product": "Subscribe2 – Form, Email Subscribers & Newsletters",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "semver",
              "lessThanOrEqual": "10.40"
            }
          ],
          "defaultStatus": "unaffected"
        }
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  ],
  "published": "2023-06-28T03:15:09.140",
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/browser/subscribe2/trunk/admin/send-email.php#L12",
      "tags": [
        "Patch"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset/2930676",
      "tags": [
        "Patch"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/c34ce601-5cf9-433f-bc9d-5c705eba6b08?source=cve",
      "tags": [
        "Third Party Advisory"
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        "Patch"
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      "tags": [
        "Patch"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/c34ce601-5cf9-433f-bc9d-5c705eba6b08?source=cve",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@wordfence.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Subscribe2 plugin for WordPress is vulnerable to unauthorized access to email functionality due to a missing capability check when sending test emails in versions up to, and including, 10.40. This makes it possible for author-level attackers to send emails with arbitrary content and attachments to site users."
    },
    {
      "lang": "es",
      "value": "El plugin Subscribe2 para WordPress es vulnerable al acceso no autorizado a la funcionalidad de correo electrónico debido a la falta de una comprobación de capacidad al enviar correos electrónicos de prueba en versiones hasta la 10.40 inclusive. Esto se hace posible que los atacantes a nivel de autor envíen correos electrónicos con contenido arbitrario y archivos adjuntos a los usuarios del sitio. "
    }
  ],
  "lastModified": "2026-06-17T05:28:52.460",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:subscribe2_project:subscribe2:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "34325F77-97FF-4F8E-AA88-30E2B687950B",
              "versionEndIncluding": "10.40"
            }
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          "operator": "OR"
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      ]
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  ],
  "sourceIdentifier": "security@wordfence.com"
}