{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:free:wordpress:*:*",
              "matchCriteriaId": "53CE8FA2-50EA-4EB4-AD56-E57FFF0BB271",
              "versionEndIncluding": "5.2.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Essential Blocks \u2013 Page Builder Gutenberg Blocks, Patterns \u0026 Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u2018data-marker\u2019 parameter in all versions up to, and including, 5.2.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
    },
    {
      "lang": "es",
      "value": "El complemento Essential Blocks \u2013 Page Builder Gutenberg Blocks, Patterns \u0026amp; Templates para WordPress es vulnerable a cross site scripting almacenado a trav\u00e9s del par\u00e1metro \u0027data-marker\u0027 en todas las versiones hasta la 5.2.3 incluida, debido a una depuraci\u00f3n de entrada insuficiente y al escape de salida. Esto permite que atacantes autenticados, con acceso de nivel de colaborador y superior, inyecten secuencias de comandos web arbitrarias en p\u00e1ginas que se ejecutar\u00e1n cada vez que un usuario acceda a una p\u00e1gina inyectada."
    }
  ],
  "id": "CVE-2024-13803",
  "lastModified": "2025-04-10T17:46:21.023",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.7,
        "source": "security@wordfence.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-02-26T13:15:38.027",
  "references": [
    {
      "source": "security@wordfence.com",
      "tags": [
        "Broken Link"
      ],
      "url": "http://localhost:1337/wp-content/plugins/essential-blocks/assets/admin/editor/editor.js"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Product"
      ],
      "url": "https://plugins.trac.wordpress.org/changeset/3242493/"
    },
    {
      "source": "security@wordfence.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/efdeca40-e021-478f-af75-c5566ae70735?source=cve"
    }
  ],
  "sourceIdentifier": "security@wordfence.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "security@wordfence.com",
      "type": "Primary"
    }
  ]
}