CVE-2025-57231
Path Traversal in avatar attachments in Docmost v0.21.0 allows an unauthenticated malicious actor to disclose local files via a POST Request in a public url.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.77%
- Percentil entre todas las CVEs puntuadas: 77
- 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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access95 % - Impacto principal
T1005Data from Local Systemcollection90 %
Vector CVSS AV:N/AC:L/PR:N/UI:N indica acceso remoto sin autenticación ni interacción; path traversal (CWE-22) permite lectura de archivos locales (T1005) vía POST en URL pública.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-22
Referencias
- https://github.com/docmost/docmost/blob/0bd7ecb9b03a74e9a5e3f97b6457b82371c5ceb2/apps/server/src/core/attachment/attachment.controller.ts#L345
- https://www.artresilia.com/docmost-v0-21-0-cve-2025-57231-unauthenticated-file-path-traversal/
- https://www.artresilia.com/docmost-v0-21-0-cve-2025-57231-unauthenticated-file-path-traversal/
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-57231",
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"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"id": "CVE-2025-57231",
"role": "CISA Coordinator",
"options": [
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},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-09-11T17:52:19.567015Z"
}
}
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"cvssMetricV31": [
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
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"affected": [
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"affectedData": [
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"versions": [
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"published": "2026-09-10T22:16:54.070",
"references": [
{
"url": "https://github.com/docmost/docmost/blob/0bd7ecb9b03a74e9a5e3f97b6457b82371c5ceb2/apps/server/src/core/attachment/attachment.controller.ts#L345",
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"value": "Path Traversal in avatar attachments in Docmost v0.21.0 allows an unauthenticated malicious actor to disclose local files via a POST Request in a public url."
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],
"lastModified": "2026-09-22T20:00:03.713",
"sourceIdentifier": "cve@mitre.org"
}