{
  "id": "CVE-2024-13803",
  "sourceIdentifier": "security@wordfence.com",
  "published": "2025-02-26T13:15:38.027",
  "lastModified": "2025-02-26T13:15:38.027",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Essential Blocks \u2013 Page Builder Gutenberg Blocks, Patterns & 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 & Templates para WordPress es vulnerable a cross site scripting almacenado a trav\u00e9s del par\u00e1metro 'data-marker' 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."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "security@wordfence.com",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.7
      }
    ]
  },
  "weaknesses": [
    {
      "source": "security@wordfence.com",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://localhost:1337/wp-content/plugins/essential-blocks/assets/admin/editor/editor.js",
      "source": "security@wordfence.com"
    },
    {
      "url": "https://plugins.trac.wordpress.org/changeset/3242493/",
      "source": "security@wordfence.com"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/efdeca40-e021-478f-af75-c5566ae70735?source=cve",
      "source": "security@wordfence.com"
    }
  ]
}