CVE-2026-85128

Estado: AplazadaAlta (7.5)—

The Choose User Role at Registration WordPress plugin before 1.3.3 does not validate the role requested at registration against the roles an administrator chose to offer, allowing unauthenticated users to request any role, including administrator, and to be granted it once the request is approved. Exploitation requires the Choose User Role at Registration WordPress plugin before 1.3.3's role selection feature and public account registration to both be enabled.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 7.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.32%
Percentil entre todas las CVEs puntuadas: 23
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.

ExplotaciónT1203 Exploitation for Client Executionexecution75 %
Impacto principalT1068 Exploitation for Privilege Escalationprivilege escalation85 %
Impacto secundarioT1078.001 Default Accountsstealth · persistence · privilege escalation · initial access80 %

Plugin WordPress permite a usuarios sin autenticar solicitar roles administrativos sin validación (CWE-269). Requiere interacción del administrador para aprobar, UI:R en CVSS. Obtiene escalada de privilegios y acceso de cuenta privilegiada.

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

Application Isolation and Sandboxing Exploit Protection Update Software Threat Intelligence Program Password Policies Multi-factor Authentication

Tecnologías afectadas (1)

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

Choose User Role AT Registration — Choose User Role AT Registration^AI

CWE

CWE-269

Referencias

https://wpscan.com/vulnerability/e48789a3-49b4-4fa4-8243-c242b79b9d9d/

JSON original (NVD)

Mostrar

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  "cveTags": [],
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-85128",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-09-17T12:14:11.352958Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
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        "cvssData": {
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.6
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Choose User Role at Registration",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "1.3.3",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
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  ],
  "published": "2026-09-17T06:16:50.863",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/e48789a3-49b4-4fa4-8243-c242b79b9d9d/",
      "source": "contact@wpscan.com"
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      "value": "The Choose User Role at Registration WordPress plugin before 1.3.3 does not validate the role requested at registration against the roles an administrator chose to offer, allowing unauthenticated users to request any role, including administrator, and to be granted it once the request is approved. Exploitation requires the Choose User Role at Registration WordPress plugin before 1.3.3's role selection feature and public account registration to both be enabled."
    }
  ],
  "lastModified": "2026-09-18T19:08:32.830",
  "sourceIdentifier": "contact@wpscan.com"
}