CVE-2024-51757
happy-dom is a JavaScript implementation of a web browser without its graphical user interface. Versions of happy-dom prior to 15.10.2 may execute code on the host via a script tag. This would execute code in the user context of happy-dom. Users are advised to upgrade to version 15.10.2. There are no known workarounds for this vulnerability.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 9.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.77%
- Percentil entre todas las CVEs puntuadas: 54
- 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 access60 % - Impacto principal
T1059.007JavaScriptexecution55 % - Impacto secundario
T1059Command and Scripting Interpreterexecution55 %
Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.
🛡️ 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, CWE-94
Referencias
- https://github.com/capricorn86/happy-dom/commit/5ee0b1676d4ce20cc2a70d1c9c8d6f1e3f57efac
- https://github.com/capricorn86/happy-dom/commit/d23834c232f1cf5519c9418b073f1dcec6b2f0fd
- https://github.com/capricorn86/happy-dom/issues/1585
- https://github.com/capricorn86/happy-dom/pull/1586
- https://github.com/capricorn86/happy-dom/releases/tag/v15.10.2
- https://github.com/capricorn86/happy-dom/security/advisories/GHSA-96g7-g7g9-jxw8
JSON original (NVD)
Mostrar
{
"id": "CVE-2024-51757",
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"role": "CISA Coordinator",
"options": [
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{
"technicalImpact": "total"
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],
"version": "2.0.3",
"timestamp": "2024-11-06T19:51:49.566238Z"
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"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "HIGH",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
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"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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"affected": [
{
"source": "security-advisories@github.com",
"affectedData": [
{
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"product": "happy-dom",
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"affectedData": [
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"versionType": "custom"
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"published": "2024-11-06T20:15:06.337",
"references": [
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"vulnStatus": "Deferred",
"weaknesses": [
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"description": [
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"value": "CWE-79"
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"descriptions": [
{
"lang": "en",
"value": "happy-dom is a JavaScript implementation of a web browser without its graphical user interface. Versions of happy-dom prior to 15.10.2 may execute code on the host via a script tag. This would execute code in the user context of happy-dom. Users are advised to upgrade to version 15.10.2. There are no known workarounds for this vulnerability."
},
{
"lang": "es",
"value": "happy-dom es una implementación de JavaScript de un navegador web sin su interfaz gráfica de usuario. Las versiones de happy-dom anteriores a la 15.10.2 pueden ejecutar código en el host a través de una etiqueta de script. Esto ejecutaría código en el contexto de usuario de happy-dom. Se recomienda a los usuarios que actualicen a la versión 15.10.2. No existen workarounds para esta vulnerabilidad."
}
],
"lastModified": "2026-06-17T08:06:16.573",
"sourceIdentifier": "security-advisories@github.com"
}