CVE-2020-9742
Estado: ModificadaMedia (5.4)—
Las versiones de AEM 6.5.5.0 (y anteriores), 6.4.8.1 (y anteriores) y 6.3.3.8 (y anteriores) están afectadas por una vulnerabilidad de tipo XSS almacenado que permite a usuarios con privilegios de "Author" almacenar scripts maliciosos en campos asociados con la funcionalidad de calendario Inbox. Estos scripts pueden ser ejecutados en el navegador de la víctima cuando abre la página que contiene el campo vulnerable
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 5.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.85%
- Percentil entre todas las CVEs puntuadas: 78
- Fecha de la puntuación: 9/10/2026
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).
Tecnologías afectadas (1)
CWE
- CWE-79
- CWE-79
Referencias
JSON original (NVD)
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{
"id": "CVE-2020-9742",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 3.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 6.8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@adobe.com",
"cvssData": {
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"version": "3.1",
"baseScore": 9,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 2.3
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{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
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"privilegesRequired": "LOW",
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},
"impactScore": 2.7,
"exploitabilityScore": 2.3
}
]
},
"affected": [
{
"source": "psirt@adobe.com",
"affectedData": [
{
"vendor": "Adobe",
"product": "Experience Manager",
"versions": [
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.5.5.0"
},
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.4.8.1"
},
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.3.3.8"
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{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "None"
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}
],
"published": "2020-09-10T17:15:41.283",
"references": [
{
"url": "https://helpx.adobe.com/security/products/experience-manager/apsb20-56.html",
"tags": [
"Vendor Advisory"
],
"source": "psirt@adobe.com"
},
{
"url": "https://helpx.adobe.com/security/products/experience-manager/apsb20-56.html",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@adobe.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "AEM versions 6.5.5.0 (and below), 6.4.8.1 (and below) and 6.3.3.8 (and below) are affected by a stored XSS vulnerability that allows users with 'Author' privileges to store malicious scripts in fields associated with the Inbox calendar feature. These scripts may be executed in a victim’s browser when they open the page containing the vulnerable field."
},
{
"lang": "es",
"value": "Las versiones de AEM 6.5.5.0 (y anteriores), 6.4.8.1 (y anteriores) y 6.3.3.8 (y anteriores) están afectadas por una vulnerabilidad de tipo XSS almacenado que permite a usuarios con privilegios de \"Author\" almacenar scripts maliciosos en campos asociados con la funcionalidad de calendario Inbox. Estos scripts pueden ser ejecutados en el navegador de la víctima cuando abre la página que contiene el campo vulnerable"
}
],
"lastModified": "2026-06-17T03:28:30.003",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*",
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"matchCriteriaId": "F61E8D62-4FB7-48E0-A750-C3F6EBE5F613",
"versionEndIncluding": "6.3.3.8",
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"versionEndIncluding": "6.4.8.1",
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"operator": "OR"
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"sourceIdentifier": "psirt@adobe.com"
}