CVE-2026-15958

Estado: AplazadaCrítica (9.3)—

The Easy Integration for Dropbox WordPress plugin before 2.2.0 does not perform authorization checks on several of its file-management AJAX actions that it also registers for unauthenticated users, allowing an unauthenticated attacker to list, download and upload arbitrary files across the connected Dropbox account and to read the connected account and administrator email addresses.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
Puntuación base: 9.3

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.35%
Percentil entre todas las CVEs puntuadas: 26
Fecha de la puntuación: 5/10/2026

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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access95 %
Impacto principalT1078 Valid Accountsstealth · persistence · privilege escalation · initial access85 %
Impacto secundarioT1005 Data from Local Systemcollection90 %
Impacto secundarioT1566.002 Spearphishing Linkinitial access60 %

Plugin WordPress expone acciones AJAX sin autenticación (AV:N, PR:N, UI:N) permitiendo listar/descargar archivos y leer credenciales de cuenta Dropbox (CWE-862, falta de control de acceso).

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 Training User Account Management Privileged Account Management Application Developer Guidance Active Directory Configuration Vulnerability Scanning

Tecnologías afectadas (1)

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

Easy Integration FOR Dropbox — Easy Integration FOR Dropbox^AI

CWE

CWE-862

Referencias

https://wpscan.com/vulnerability/e424157e-b79f-4000-8dcc-51413581fdec/

JSON original (NVD)

Mostrar

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  "id": "CVE-2026-15958",
  "cveTags": [],
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-15958",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-04T17:36:02.206656Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "CHANGED",
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          "baseScore": 9.3,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4.7,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Easy Integration for Dropbox",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "2.2.0",
              "versionType": "semver"
            }
          ],
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        }
      ]
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  ],
  "published": "2026-08-04T07:16:29.257",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/e424157e-b79f-4000-8dcc-51413581fdec/",
      "source": "contact@wpscan.com"
    }
  ],
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    }
  ],
  "lastModified": "2026-08-26T16:31:16.753",
  "sourceIdentifier": "contact@wpscan.com"
}