CVE-2026-15413

Estado: AplazadaCrítica (10)—

The Link Factory WordPress plugin is a backdoor. Distributed as a "homepage sentence publisher", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Puntuación base: 10

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.52%
Percentil entre todas las CVEs puntuadas: 42
Fecha de la puntuación: 6/10/2026

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access85 %
Impacto principalT1505.003 Web Shellpersistence90 %
Impacto secundarioT1059 Command and Scripting Interpreterexecution80 %

Plugin WordPress expone REST API no autenticada (/wp-json/link-factory/v1/) permitiendo acceso remoto sin privilegios (AV:N, PR:N). El backdoor facilita web shell, ejecución de comandos y persistencia mediante credenciales del operador.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Privileged Account Management Disable or Remove Feature or Program Vulnerability Scanning User Account Management Restrict Web-Based Content Network Segmentation

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Link Factory — Link Factory^AI

CWE

CWE-912

Referencias

https://wpscan.com/vulnerability/4cad269d-0146-4ca9-a1ae-55f02c8e5433/

JSON original (NVD)

Mostrar

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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
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          ],
          "version": "2.0.3",
          "timestamp": "2026-08-13T14:22:26.270784Z"
        }
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  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Link Factory",
          "versions": [
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              "version": "0",
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  "published": "2026-08-13T09:17:12.153",
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  "lastModified": "2026-08-26T16:30:52.723",
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}