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CVE-2025-53831

Estado: AplazadaAlta (8.2)—

DrawIO for ownCloud is an application for using DrawIO with the file storage, synchronization, and sharing application ownCloud Classic. In DrawIO for ownCloud prior to version 1.0.2, which corresponds to ownCloud 10 prior to version 10.15.3, attackers with access to the DrawIO app can leverage improper neutralization of input during web page generation to achieve stored XSS. Upgrade ownCloud 10 to version 10.15.3 or later or upgrade DrawIO for ownCloud 10 to version 1.0.2 or later to receive a patch.

CVSS

Probabilidad de explotación (EPSS)

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.

CWE-79 (stored XSS) en DrawIO para ownCloud con acceso autenticado (PR:L, UI:R). El XSS ejecuta JavaScript en navegadores de otros usuarios, permitiendo robo de sesiones y acceso a datos.

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

User TrainingRestrict Web-Based ContentApplication Developer GuidanceActive Directory ConfigurationUser Account ManagementPrivileged Account Management

Tecnologías afectadas (2)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Owncloud — DrawioAIOwncloud — Owncloud ClassicAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-53831",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-53831",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-07-06T18:48:39.588326Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.3,
        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "owncloud",
          "product": "DrawIO for ownCloud",
          "versions": [
            {
              "status": "affected",
              "version": "< 1.0.2"
            }
          ]
        },
        {
          "vendor": "owncloud",
          "product": "ownCloud 10",
          "versions": [
            {
              "status": "affected",
              "version": "< 10.15.3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-07-06T17:16:26.870",
  "references": [
    {
      "url": "https://github.com/owncloud/security-advisories/security/advisories/GHSA-r9j8-fr2h-m47q",
      "source": "security-advisories@github.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "DrawIO for ownCloud is an application for using DrawIO with the file storage, synchronization, and sharing application ownCloud Classic. In DrawIO for ownCloud prior to version 1.0.2, which corresponds to ownCloud 10 prior to version 10.15.3, attackers with access to the DrawIO app can leverage improper neutralization of input during web page generation to achieve stored XSS. Upgrade ownCloud 10 to version 10.15.3 or later or upgrade DrawIO for ownCloud 10 to version 1.0.2 or later to receive a patch."
    },
    {
      "lang": "es",
      "value": "DrawIO para ownCloud es una aplicación para usar DrawIO con la aplicación de almacenamiento de archivos, sincronización y uso compartido ownCloud Classic. En DrawIO para ownCloud anterior a la versión 1.0.2, que corresponde a ownCloud 10 anterior a la versión 10.15.3, los atacantes con acceso a la aplicación DrawIO pueden aprovechar la neutralización inadecuada de la entrada durante la generación de páginas web para lograr XSS almacenado. Actualice ownCloud 10 a la versión 10.15.3 o posterior o actualice DrawIO para ownCloud 10 a la versión 1.0.2 o posterior para recibir un parche."
    }
  ],
  "lastModified": "2026-09-29T19:10:00.160",
  "sourceIdentifier": "security-advisories@github.com"
}