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CVE-2024-6849

Estado: AnalizadaMedia (5.4)—

The Preloader Plus – WordPress Loading Screen Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 2.2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.

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)

Wp-brandtheme — Preloader Plus

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2024-6849",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-6849",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-09-09T13:51:27.655938Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
          "scope": "CHANGED",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
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        "exploitabilityScore": 3.1
      },
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        "source": "nvd@nist.gov",
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          "userInteraction": "REQUIRED",
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          "vendor": "maxsdesign",
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          "versions": [
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              "status": "affected",
              "version": "0",
              "versionType": "semver",
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  "published": "2024-09-07T09:15:01.957",
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/browser/preloader-plus/tags/2.2.1/inc/preloader-plus.php#L351",
      "tags": [
        "Issue Tracking"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://wordpress.org/plugins/preloader-plus/#developers",
      "tags": [
        "Product"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/85e0e1c5-211f-434c-8cc8-1ca676a8c7c2?source=cve",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "security@wordfence.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@wordfence.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
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    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Preloader Plus – WordPress Loading Screen Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 2.2.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file."
    },
    {
      "lang": "es",
      "value": "El complemento Preloader Plus – WordPress Loading Screen Plugin para WordPress es vulnerable a Cross-Site Scripting Almacenado a través de cargas de archivos SVG en todas las versiones hasta la 2.2.1 incluida, debido a una desinfección de entrada y un escape de salida insuficientes. Esto permite que atacantes autenticados, con acceso de nivel de autor y superior, inyecten secuencias de comandos web arbitrarias en páginas que se ejecutarán cada vez que un usuario acceda al archivo SVG."
    }
  ],
  "lastModified": "2026-06-17T08:18:50.040",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:wp-brandtheme:preloader_plus:*:*:*:*:*:wordpress:*:*",
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              "versionEndIncluding": "2.2.1"
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  "sourceIdentifier": "security@wordfence.com"
}