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CVE-2026-71434

Full vulnerability record from the local CVENow database.

Description

Statamic is a Laravel and Git powered content management system (CMS). Prior to 5.74.3 and 6.24.2, public frontend forms did not enforce the file upload restrictions that the Control Panel enforces, so an unauthenticated visitor could upload file types an administrator had intended to disallow through a form's assets or files field, and for assets fields, files could be stored on a public, web-accessible disk, though the application's global upload allowlist still blocked executable types such as .php and .html. This issue is fixed in versions 5.74.3 and 6.24.2.

Severity
MEDIUM
CVSS score
5.3 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-08-06 22:18:30.260000
Last modified
2026-10-24 15:10:00.190000
View original CVE JSON
{
  "id": "CVE-2026-71434",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-06T22:18:30.260",
  "lastModified": "2026-10-24T15:10:00.190",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Statamic is a Laravel and Git powered content management system (CMS). Prior to 5.74.3 and 6.24.2, public frontend forms did not enforce the file upload restrictions that the Control Panel enforces, so an unauthenticated visitor could upload file types an administrator had intended to disallow through a form's assets or files field, and for assets fields, files could be stored on a public, web-accessible disk, though the application's global upload allowlist still blocked executable types such as .php and .html. This issue is fixed in versions 5.74.3 and 6.24.2."
    },
    {
      "lang": "es",
      "value": "Statamic es un sistema de gestión de contenido (CMS) impulsado por Laravel y Git. Antes de las versiones 5.74.3 y 6.24.2, los formularios públicos de frontend no aplicaban las restricciones de carga de archivos que aplica el Panel de Control, por lo que un visitante no autenticado podía cargar tipos de archivo que un administrador había intentado deshabilitar a través del campo de activos o archivos de un formulario, y para los campos de activos, los archivos podían almacenarse en un disco público y accesible desde la web, aunque la lista de permitidos de carga global de la aplicación aún bloqueaba tipos ejecutables como .PHP y .html. Este problema está solucionado en las versiones 5.74.3 y 6.24.2."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "statamic",
          "product": "cms",
          "versions": [
            {
              "version": "< 5.74.3",
              "status": "affected"
            },
            {
              "version": ">= 6.0.0, < 6.24.2",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-07T15:26:33.838557Z",
          "id": "CVE-2026-71434",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/statamic/cms/commit/8be7b6c961536d3173ec4e0965d17b1cf820b7ae",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/statamic/cms/pull/14958",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/statamic/cms/releases/tag/v5.74.3",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/statamic/cms/releases/tag/v6.24.2",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/statamic/cms/security/advisories/GHSA-qhr7-v3xp-vw9m",
      "source": "[email protected]"
    }
  ]
}