CVE-2026-14345
The WPFunnels – Funnel Builder for WooCommerce with Checkout & One Click Upsell plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 3.12.7 via the 'postData' parameter parameter. This is due to unsanitized write of attacker-controlled postData values into a PHP-includeable .log file combined with the use of include_once to render that file in wpfnl_show_log. This makes it possible for unauthenticated attackers to execute code on the server.
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Exploitation requires that the Log Settings "Enable Logs" toggle is on and that an administrator subsequently opens the polluted log file via the plugin's Log Settings View UI; however, the nonce required to reach the optin endpoint is publicly emitted on every funnel step page, so the injection step itself is fully unauthenticated.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.39%
- Percentil entre todas las CVEs puntuadas: 71
- 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
T1190Exploit Public-Facing Applicationinitial access95 % - Impacto principal
T1505.003Web Shellpersistence90 % - Impacto secundario
T1059Command and Scripting Interpreterexecution85 %
RCE en plugin WordPress accesible sin autenticación (AV:N/PR:N/UI:N). Inyección en archivo .log incluido vía include_once genera web shell persistente (T1505.003) con ejecución de código PHP (T1059).
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-434
Referencias
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/admin/modules/settings/class-wpfnl-settings.php#L709
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/includes/core/classes/class-wpfnl-ajax-handler.php#L39
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/includes/core/classes/class-wpfnl-ajax-handler.php#L523
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/public/class-wpfnl-public.php#L1185
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/admin/modules/settings/class-wpfnl-settings.php#L709
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/includes/core/classes/class-wpfnl-ajax-handler.php#L39
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/includes/core/classes/class-wpfnl-ajax-handler.php#L523
- https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/public/class-wpfnl-public.php#L1185
- https://plugins.trac.wordpress.org/changeset/3597260/wpfunnels/trunk/admin/modules/settings/class-wpfnl-settings.php
- https://plugins.trac.wordpress.org/changeset?old_path=%2Fwpfunnels/tags/3.12.7&new_path=%2Fwpfunnels/tags/3.12.8
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5d84d749-0ab5-49dd-8e4f-45681f197742?source=cve
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-14345",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-14345",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-07-08T13:52:57.720625Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@wordfence.com",
"affectedData": [
{
"vendor": "getwpfunnels",
"product": "WPFunnels – Funnel Builder for WooCommerce with Checkout & One Click Upsell",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "3.12.7"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-07-07T06:16:22.113",
"references": [
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/admin/modules/settings/class-wpfnl-settings.php#L709",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/includes/core/classes/class-wpfnl-ajax-handler.php#L39",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/includes/core/classes/class-wpfnl-ajax-handler.php#L523",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.5/public/class-wpfnl-public.php#L1185",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/admin/modules/settings/class-wpfnl-settings.php#L709",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/includes/core/classes/class-wpfnl-ajax-handler.php#L39",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/includes/core/classes/class-wpfnl-ajax-handler.php#L523",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/wpfunnels/tags/3.12.7/public/class-wpfnl-public.php#L1185",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3597260/wpfunnels/trunk/admin/modules/settings/class-wpfnl-settings.php",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset?old_path=%2Fwpfunnels/tags/3.12.7&new_path=%2Fwpfunnels/tags/3.12.8",
"source": "security@wordfence.com"
},
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/5d84d749-0ab5-49dd-8e4f-45681f197742?source=cve",
"source": "security@wordfence.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"description": [
{
"lang": "en",
"value": "CWE-434"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The WPFunnels – Funnel Builder for WooCommerce with Checkout & One Click Upsell plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 3.12.7 via the 'postData' parameter parameter. This is due to unsanitized write of attacker-controlled postData values into a PHP-includeable .log file combined with the use of include_once to render that file in wpfnl_show_log. This makes it possible for unauthenticated attackers to execute code on the server. Exploitation requires that the Log Settings \"Enable Logs\" toggle is on and that an administrator subsequently opens the polluted log file via the plugin's Log Settings View UI; however, the nonce required to reach the optin endpoint is publicly emitted on every funnel step page, so the injection step itself is fully unauthenticated."
}
],
"lastModified": "2026-07-08T18:16:32.003",
"sourceIdentifier": "security@wordfence.com"
}