CVE-2022-35251
Estado: ModificadaMedia (5.4)—
A cross-site scripting vulnerability exists in Rocket.chat <v5 due to style injection in the complete chat window, an adversary is able to manipulate not only the style of it, but will also be able to block functionality as well as hijacking the content of targeted users. Hence the payloads are stored in messages, it is a persistent attack vector, which will trigger as soon as the message gets viewed.
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: 0.64%
- Percentil entre todas las CVEs puntuadas: 49
- 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
- CWE-79
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2022-35251",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2022-35251",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-05-22T18:52:21.247247Z"
}
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 5.4,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.3
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 5.4,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.3
}
]
},
"affected": [
{
"source": "support@hackerone.com",
"affectedData": [
{
"vendor": "n/a",
"product": "Rocket.chat",
"versions": [
{
"status": "affected",
"version": "Fixed in 5.0>"
}
]
}
]
}
],
"published": "2022-09-23T19:15:14.150",
"references": [
{
"url": "https://hackerone.com/reports/1401268",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
],
"source": "support@hackerone.com"
},
{
"url": "https://hackerone.com/reports/1401268",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "support@hackerone.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A cross-site scripting vulnerability exists in Rocket.chat <v5 due to style injection in the complete chat window, an adversary is able to manipulate not only the style of it, but will also be able to block functionality as well as hijacking the content of targeted users. Hence the payloads are stored in messages, it is a persistent attack vector, which will trigger as soon as the message gets viewed."
},
{
"lang": "es",
"value": "Se presenta una vulnerabilidad de tipo Cross-site scripting en Rocket.chat versiones anteriores a v5 debido a una inyección de estilo en la ventana de chat completa, un adversario es capaz de manipular no sólo el estilo de la misma, sino que también será capaz de bloquear la funcionalidad así como secuestrar el contenido de los usuarios objetivo. Por lo tanto, las cargas útiles son almacenadas en los mensajes, es un vector de ataque persistente, que será desencadenado tan pronto como el mensaje sea visualizado.\n"
}
],
"lastModified": "2026-06-17T04:51:39.373",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rocket.chat:rocket.chat:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CFB310B9-2905-42DC-9D4A-F5233748BEC0",
"versionEndExcluding": "5.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "support@hackerone.com"
}