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CVE-2023-6561

Estado: ModificadaMedia (5.4)—

The Featured Image from URL (FIFU) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the featured image alt text in all versions up to, and including, 4.5.3 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.

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)

Fifu — Featured Image From URL

CWE

Referencias

JSON original (NVD)

Mostrar
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          "options": [
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      "description": [
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    },
    {
      "lang": "es",
      "value": "El complemento Featured Image from URL (FIFU) para WordPress es vulnerable a Cross-Site Scripting Almacenado a través del texto alternativo de la imagen destacada en todas las versiones hasta la 4.5.3 incluida debido a una sanitización de entrada y un escape de salida insuficientes. Esto hace posible que atacantes autenticados, con acceso de nivel de colaborador y superior, inyecten scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a una página inyectada."
    }
  ],
  "lastModified": "2026-06-17T06:50:59.610",
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    {
      "nodes": [
        {
          "negate": false,
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