CVE-2026-12158
The RegistrationMagic – User Registration Forms Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.0.9.1. This is due to missing or incorrect nonce validation on the process_request function. This makes it possible for unauthenticated attackers to escalate the privileges of an arbitrary form submitter to administrator by creating a malicious Chronos automation task that is executed via WordPress cron via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
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.
- Explotación
T1210Exploitation of Remote Serviceslateral movement75 % - Impacto principal
T1098.002Additional Email Delegate Permissionspersistence · privilege escalation85 % - Impacto secundario
T1548.002Bypass User Account Controlprivilege escalation80 %
CSRF + nonce validation faltante permite escalada a admin (T1098.002). AV:N/PR:L/AC:L; requiere red adyacente o privilegios (admin interactuando); impacto directo en credenciales de cuenta (T1098.002) y permisos (T1548.002).
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
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-352
Referencias
- https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/controllers/task_controller.php#L63
- https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/libs/rm_chronos.php#L277
- https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/libs/task.php#L176
- https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/services/service.php#L43
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3579552%40custom-registration-form-builder-with-submission-manager&new=3579552%40custom-registration-form-builder-with-submission-manager&sfp_email=&sfph_mail=#file8
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ef7aff85-e1ca-47ce-86e9-a0fe356993a1?source=cve
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-12158",
"cveTags": [],
"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-12158",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-07-01T10:25:37.925279Z"
}
}
],
"cvssMetricV31": [
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"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "security@wordfence.com",
"affectedData": [
{
"vendor": "metagauss",
"product": "RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "6.0.9.1"
}
],
"defaultStatus": "unaffected"
}
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}
],
"published": "2026-07-01T08:16:20.710",
"references": [
{
"url": "https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/controllers/task_controller.php#L63",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/libs/rm_chronos.php#L277",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/tags/6.0.8.9/plus/chronos/libs/task.php#L176",
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},
{
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"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3579552%40custom-registration-form-builder-with-submission-manager&new=3579552%40custom-registration-form-builder-with-submission-manager&sfp_email=&sfph_mail=#file8",
"source": "security@wordfence.com"
},
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/ef7aff85-e1ca-47ce-86e9-a0fe356993a1?source=cve",
"source": "security@wordfence.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"description": [
{
"lang": "en",
"value": "CWE-352"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The RegistrationMagic – User Registration Forms Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.0.9.1. This is due to missing or incorrect nonce validation on the process_request function. This makes it possible for unauthenticated attackers to escalate the privileges of an arbitrary form submitter to administrator by creating a malicious Chronos automation task that is executed via WordPress cron via a forged request granted they can trick a site administrator into performing an action such as clicking on a link."
}
],
"lastModified": "2026-07-01T13:56:17.493",
"sourceIdentifier": "security@wordfence.com"
}