CVE-2026-89412
The TranslatePress – Translate Multilingual sites with AI Translation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Translation Memory Suggestion Panel (v-html on suggestion.original) in all versions up to, and including, 3.3.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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Unauthenticated attackers can seed the translation dictionary's original column with executable HTML because the front-end rendering pipeline decodes entity-encoded payloads via html_entity_decode() before persistence, and the original column is deliberately exempt from kses filtering — meaning no save-time sanitizer neutralizes the stored payload before it is later rendered in an administrator's session.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Puntuación base: 7.2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.53%
- Percentil entre todas las CVEs puntuadas: 43
- 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 access85 % - Impacto principal
T1059.007JavaScriptexecution80 % - Impacto secundario
T1005Data from Local Systemcollection60 %
Vulnerabilidad XSS almacenado (CWE-79) en plugin WordPress con vector AV:N/PR:N explotable remotamente. Inyección de scripts ejecutables en el diccionario de traducción sin autenticación previa permite ejecución de código JavaScript en sesiones de administrador.
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-79
Referencias
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/assets/src/js/components/translation-memory.vue#L12
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-memory.php#L47
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-memory.php#L60
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-render.php#L1024
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-render.php#L996
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/assets/src/js/components/translation-memory.vue#L12
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-memory.php#L47
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-memory.php#L60
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-render.php#L1024
- https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-render.php#L996
- https://plugins.trac.wordpress.org/changeset/3697206/translatepress-multilingual/trunk/assets/src/js/components/translation-memory.vue
- https://plugins.trac.wordpress.org/changeset?reponame=&new=3697206%40translatepress-multilingual%2Ftags%2F3.3.6&old=3686891%40translatepress-multilingual%2Ftags%2F3.3.5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/717e8479-921b-4f18-8fbe-32e0d8a37590?source=cve
JSON original (NVD)
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{
"id": "CVE-2026-89412",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-89412",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-09-23T18:37:39.296674Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@wordfence.com",
"affectedData": [
{
"vendor": "cozmoslabs",
"product": "TranslatePress – Translate Multilingual sites with AI Translation",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "3.3.5"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-09-22T07:16:29.927",
"references": [
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/assets/src/js/components/translation-memory.vue#L12",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-memory.php#L47",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-memory.php#L60",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-render.php#L1024",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.3/includes/class-translation-render.php#L996",
"source": "security@wordfence.com"
},
{
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"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-memory.php#L47",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-memory.php#L60",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-render.php#L1024",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/browser/translatepress-multilingual/tags/3.3.5/includes/class-translation-render.php#L996",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset/3697206/translatepress-multilingual/trunk/assets/src/js/components/translation-memory.vue",
"source": "security@wordfence.com"
},
{
"url": "https://plugins.trac.wordpress.org/changeset?reponame=&new=3697206%40translatepress-multilingual%2Ftags%2F3.3.6&old=3686891%40translatepress-multilingual%2Ftags%2F3.3.5",
"source": "security@wordfence.com"
},
{
"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/717e8479-921b-4f18-8fbe-32e0d8a37590?source=cve",
"source": "security@wordfence.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "security@wordfence.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The TranslatePress – Translate Multilingual sites with AI Translation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Translation Memory Suggestion Panel (v-html on suggestion.original) in all versions up to, and including, 3.3.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Unauthenticated attackers can seed the translation dictionary's original column with executable HTML because the front-end rendering pipeline decodes entity-encoded payloads via html_entity_decode() before persistence, and the original column is deliberately exempt from kses filtering — meaning no save-time sanitizer neutralizes the stored payload before it is later rendered in an administrator's session."
}
],
"lastModified": "2026-09-23T19:19:42.720",
"sourceIdentifier": "security@wordfence.com"
}