CVE-2023-49782
Estado: ModificadaMedia (6.1)—
Collabora Online is a collaborative online office suite based on LibreOffice technology. Users of Nextcloud with `Collabora Online - Built-in CODE Server` app can be vulnerable to attack via proxy.php. The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601. Users are advised to upgrade. There are no known workarounds for this vulnerability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.41%
- Percentil entre todas las CVEs puntuadas: 33
- 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-2023-49782",
"cveTags": [],
"metrics": {
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 7.1,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 3.7,
"exploitabilityScore": 2.8
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "security-advisories@github.com",
"affectedData": [
{
"vendor": "CollaboraOnline",
"product": "online",
"versions": [
{
"status": "affected",
"version": "< 23.5.601"
}
]
}
]
}
],
"published": "2023-12-08T20:15:07.783",
"references": [
{
"url": "https://apps.nextcloud.com/apps/richdocumentscode",
"tags": [
"Product"
],
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr",
"tags": [
"Vendor Advisory"
],
"source": "security-advisories@github.com"
},
{
"url": "https://apps.nextcloud.com/apps/richdocumentscode",
"tags": [
"Product"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/CollaboraOnline/online/security/advisories/GHSA-8xm5-pgfr-8mjr",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Collabora Online is a collaborative online office suite based on LibreOffice technology. Users of Nextcloud with `Collabora Online - Built-in CODE Server` app can be vulnerable to attack via proxy.php. The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601. Users are advised to upgrade. There are no known workarounds for this vulnerability."
},
{
"lang": "es",
"value": "Collabora Online es una suite ofimática colaborativa en línea basada en la tecnología LibreOffice. Los usuarios de Nextcloud con la aplicación `Collabora Online - Integrated CODE Server` pueden ser vulnerables a ataques a través de proxy.php. El error se solucionó en Collabora Online - Servidor CODE integrado (richdocumentscode) versión 23.5.601. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad."
}
],
"lastModified": "2026-06-17T06:36:27.420",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:collaboraoffice:richdocumentscode:*:*:*:*:*:nextcloud:*:*",
"vulnerable": true,
"matchCriteriaId": "2D1362A6-19CC-4A9A-ABE6-5BAC90C5CA25",
"versionEndExcluding": "23.5.601"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security-advisories@github.com"
}