CVE-2026-90984
The Generate PDF using Contact Form 7 WordPress plugin before 4.2.2 does not restrict the destination of the image fetch its PDF renderer performs on submitted form content, allowing unauthenticated users to make the server request internal resources and read the response back through the generated PDF.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
- Puntuación base: 5.8
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
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1090.004Domain Frontingcommand and control80 % - Impacto secundario
T1005Data from Local Systemcollection75 %
Plugin WordPress vulnerable a SSRF en renderizador PDF (CWE-918). Vector AV:N/PR:N permite explotación remota sin autenticación (T1190). Atacante genera solicitudes internas a recursos y lee respuestas en PDF (T1090.004 proxy/SSRF + T1005 acceso local a datos).
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-918
Referencias
JSON original (NVD)
Mostrar
{
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"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-90984",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-09-18T10:59:58.273568Z"
}
}
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"cvssMetricV31": [
{
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"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "contact@wpscan.com",
"affectedData": [
{
"vendor": "Unknown",
"product": "Generate PDF using Contact Form 7",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "4.2.2",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
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],
"published": "2026-09-18T06:16:41.867",
"references": [
{
"url": "https://wpscan.com/vulnerability/1aa459e4-bd75-49a5-a6de-812375d441e6/",
"source": "contact@wpscan.com"
}
],
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"value": "The Generate PDF using Contact Form 7 WordPress plugin before 4.2.2 does not restrict the destination of the image fetch its PDF renderer performs on submitted form content, allowing unauthenticated users to make the server request internal resources and read the response back through the generated PDF."
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],
"lastModified": "2026-09-18T19:08:32.830",
"sourceIdentifier": "contact@wpscan.com"
}