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CVE-2026-33226

Estado: AnalizadaAlta (8.7)—

Budibase is a low code platform for creating internal tools, workflows, and admin panels. In versions from 3.30.6 and prior, the REST datasource query preview endpoint (POST /api/queries/preview) makes server-side HTTP requests to any URL supplied by the user in fields.path with no validation. An authenticated admin can reach internal services that are not exposed to the internet — including cloud metadata endpoints (AWS/GCP/Azure), internal databases, Kubernetes APIs, and other pods on the internal network. On GCP this leads to OAuth2 token theft with cloud-platform scope (full GCP access). On any deployment it enables full internal network enumeration. At time of publication, there are no publicly available patches.

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.

CVE-2026-33226 es SSRF (CWE-918) en endpoint REST de Budibase que permite a admin autenticado acceder a servicios internos sin validación (T1210: explotación de servicios remotos con PR:H). Impactos: proxy/redirección a servicios internos (T1090), enumeración de red y metadatos en la nube (T1526), r

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)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-33226",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-33226",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-03-23T16:48:04.328905Z"
        }
      }
    ],
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          "baseScore": 8.7,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.8,
        "exploitabilityScore": 2.3
      }
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          "product": "budibase",
          "versions": [
            {
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              "version": "<= 3.30.6"
            }
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  "published": "2026-03-20T23:16:46.333",
  "references": [
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      "tags": [
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        "Vendor Advisory"
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      "source": "security-advisories@github.com",
      "description": [
        {
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          "value": "CWE-918"
        }
      ]
    }
  ],
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      "lang": "en",
      "value": "Budibase is a low code platform for creating internal tools, workflows, and admin panels. In versions from 3.30.6 and prior, the REST datasource query preview endpoint (POST /api/queries/preview) makes server-side HTTP requests to any URL supplied by the user in fields.path with no validation. An authenticated admin can reach internal services that are not exposed to the internet — including cloud metadata endpoints (AWS/GCP/Azure), internal databases, Kubernetes APIs, and other pods on the internal network. On GCP this leads to OAuth2 token theft with cloud-platform scope (full GCP access). On any deployment it enables full internal network enumeration. At time of publication, there are no publicly available patches."
    },
    {
      "lang": "es",
      "value": "Budibase es una plataforma de bajo código para crear herramientas internas, flujos de trabajo y paneles de administración. En versiones desde la 3.30.6 y anteriores, el endpoint de vista previa de consulta de fuente de datos REST (POST /api/queries/preview) realiza solicitudes HTTP del lado del servidor a cualquier URL proporcionada por el usuario en fields.path sin validación. Un administrador autenticado puede alcanzar servicios internos que no están expuestos a internet — incluyendo endpoints de metadatos en la nube (AWS/GCP/Azure), bases de datos internas, APIs de Kubernetes y otros pods en la red interna. En GCP esto conduce al robo de tokens OAuth2 con alcance 'cloud-platform' (acceso completo a GCP). En cualquier despliegue permite la enumeración completa de la red interna. En el momento de la publicación, no hay parches disponibles públicamente."
    }
  ],
  "lastModified": "2026-06-17T10:37:09.223",
  "configurations": [
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      "nodes": [
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          "cpeMatch": [
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              "matchCriteriaId": "52ADDDC4-29B8-41EF-9A96-C82854258816",
              "versionEndIncluding": "3.30.6"
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          "operator": "OR"
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  "sourceIdentifier": "security-advisories@github.com"
}