CVE-2020-5901
Estado: ModificadaCrítica (9.6)—
In NGINX Controller 3.3.0-3.4.0, undisclosed API endpoints may allow for a reflected Cross Site Scripting (XSS) attack. If the victim user is logged in as admin this could result in a complete compromise of the system.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- Puntuación base: 9.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.47%
- Percentil entre todas las CVEs puntuadas: 73
- 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).
Tecnologías afectadas (1)
CWE
- CWE-79
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-5901",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 9.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 9.6,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "f5sirt@f5.com",
"affectedData": [
{
"vendor": "n/a",
"product": "NGINX Controller",
"versions": [
{
"status": "affected",
"version": "3.3.0-3.4.0"
}
]
}
]
}
],
"published": "2020-07-01T15:15:15.280",
"references": [
{
"url": "https://support.f5.com/csp/article/K43520321",
"tags": [
"Vendor Advisory"
],
"source": "f5sirt@f5.com"
},
{
"url": "https://support.f5.com/csp/article/K43520321",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In NGINX Controller 3.3.0-3.4.0, undisclosed API endpoints may allow for a reflected Cross Site Scripting (XSS) attack. If the victim user is logged in as admin this could result in a complete compromise of the system."
},
{
"lang": "es",
"value": "En NGINX Controller versiones 3.3.0 hasta 3.4.0, los endpoints de la API no revelados pueden permitir un ataque de tipo Cross Site Scripting (XSS) reflejado. Si el usuario víctima ha iniciado sesión como administrador, esto podría resultar en un compromiso completo del sistema"
}
],
"lastModified": "2026-06-17T03:22:25.377",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:f5:nginx_controller:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "95A0888F-9995-4091-B4DF-9D442A13E916",
"versionEndIncluding": "3.4.0",
"versionStartIncluding": "3.3.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "f5sirt@f5.com"
}