CVE-2026-9570

Estado: AplazadaAlta (7.1)—

The Taskbuilder WordPress plugin before 5.0.8 does not properly sanitise a URL parameter before echoing it into inline JavaScript on a frontend page containing one of its shortcodes, leading to a Reflected Cross-Site Scripting vulnerability that can be triggered against any logged-in user.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Puntuación base: 7.1

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.25%
Percentil entre todas las CVEs puntuadas: 15
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.

ExplotaciónT1189 Drive-by Compromiseinitial access95 %
Impacto principalT1059.007 JavaScriptexecution90 %
Impacto secundarioT1078 Valid Accountsstealth · persistence · privilege escalation · initial access75 %

XSS reflejado en parámetro URL sin sanitizar (CWE-79) requiere interacción del usuario autenticado (UI:R). Impacto: ejecución JS en navegador (T1059.007) y potencial acceso a sesión/credenciales (T1078).

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

User Training Restrict Web-Based Content Application Developer Guidance Active Directory Configuration User Account Management Privileged Account Management

Tecnologías afectadas (1)

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

Taskbuilder — Taskbuilder^AI

CWE

CWE-79

Referencias

https://wpscan.com/vulnerability/e9abd7eb-39f1-49d7-a70e-b07cf3680399/

JSON original (NVD)

Mostrar

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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
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            },
            {
              "automatable": "no"
            },
            {
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          ],
          "version": "2.0.3",
          "timestamp": "2026-06-17T10:45:21.429725Z"
        }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
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        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Taskbuilder",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "5.0.8",
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            }
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  ],
  "published": "2026-06-17T13:21:34.983",
  "references": [
    {
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    }
  ],
  "lastModified": "2026-06-17T14:50:32.023",
  "sourceIdentifier": "contact@wpscan.com"
}