CVE-2020-15840
Estado: ModificadaMedia (5.3)—
In Liferay Portal before 7.3.1, Liferay Portal 6.2 EE, and Liferay DXP 7.2, DXP 7.1 and DXP 7.0, the property 'portlet.resource.id.banned.paths.regexp' can be bypassed with doubled encoded URLs.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Puntuación base: 5.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.22%
- Percentil entre todas las CVEs puntuadas: 68
- Fecha de la puntuación: 7/10/2026
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 (2)
CWE
- NVD-CWE-noinfo
Referencias
- https://issues.liferay.com/browse/LPE-17046
- https://portal.liferay.dev/learn/security/known-vulnerabilities
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204
- https://issues.liferay.com/browse/LPE-17046
- https://portal.liferay.dev/learn/security/known-vulnerabilities
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-15840",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
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"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2020-09-24T15:15:14.080",
"references": [
{
"url": "https://issues.liferay.com/browse/LPE-17046",
"tags": [
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"source": "cve@mitre.org"
},
{
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"tags": [
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},
{
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"source": "cve@mitre.org"
},
{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In Liferay Portal before 7.3.1, Liferay Portal 6.2 EE, and Liferay DXP 7.2, DXP 7.1 and DXP 7.0, the property 'portlet.resource.id.banned.paths.regexp' can be bypassed with doubled encoded URLs."
},
{
"lang": "es",
"value": "En Liferay Portal versiones anteriores a 7.3.1, Liferay Portal versión 6.2 EE y Liferay DXP versión 7.2, DXP ??versión 7.1 y DXP versión 7.0, la propiedad \"portlet.resource.id.banned.paths.regexp\" puede ser omitida con unas URL codificadas duplicadas."
}
],
"lastModified": "2026-06-17T02:57:16.963",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D503E0C8-32A5-4EF7-80D3-B47BA58FBBA3"
},
{
"criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.1:*:*:*:*:*:*:*",
"vulnerable": true,
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},
{
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{
"criteria": "cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*",
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"matchCriteriaId": "73CDC2CC-EE82-4010-88E5-EDC175DA4D47",
"versionEndExcluding": "7.3.1"
},
{
"criteria": "cpe:2.3:a:liferay:liferay_portal:6.2:-:*:*:enterprise:*:*:*",
"vulnerable": true,
"matchCriteriaId": "45888C16-DD71-4704-8DBF-BEAF9778DFDA"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}