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CVE-2026-45332

Full vulnerability record from the local CVENow database.

Description

Automad is a flat-file content management system and template engine. From 2.0.0-alpha.1 to 2.0.0-beta.27, a Broken Access Control vulnerability allows an unauthenticated attacker to retrieve the bcrypt password hash of every administrator account with a single POST request. The /_api/user-collection/create-first-user setup endpoint remains publicly accessible once initial configuration is complete and returns full serialized user data in the JSON response body. This vulnerability is fixed in 2.0.0-beta.28.

Severity
HIGH
CVSS score
7.5 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-05-28 19:16:39.133000
Last modified
2026-10-26 13:10:00.140000
View original CVE JSON
{
  "id": "CVE-2026-45332",
  "sourceIdentifier": "[email protected]",
  "published": "2026-05-28T19:16:39.133",
  "lastModified": "2026-10-26T13:10:00.140",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Automad is a flat-file content management system and template engine. From 2.0.0-alpha.1 to 2.0.0-beta.27, a Broken Access Control vulnerability allows an unauthenticated attacker to retrieve the bcrypt password hash of every administrator account with a single POST request. The /_api/user-collection/create-first-user setup endpoint remains publicly accessible once initial configuration is complete and returns full serialized user data in the JSON response body. This vulnerability is fixed in 2.0.0-beta.28."
    },
    {
      "lang": "es",
      "value": "Automad es un sistema de gestión de contenido de archivo plano y un motor de plantillas. Desde 2.0.0-alpha.1 hasta 2.0.0-beta.27, una vulnerabilidad de control de acceso roto permite a un atacante no autenticado recuperar el hash de contraseña bcrypt de cada cuenta de administrador con una única solicitud POST. El endpoint de configuración /_api/user-collection/create-first-user permanece públicamente accesible una vez que la configuración inicial está completa y devuelve datos de usuario serializados completos en el cuerpo de la respuesta JSON. Esta vulnerabilidad se corrige en 2.0.0-beta.28."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "marcantondahmen",
          "product": "automad",
          "versions": [
            {
              "version": ">= 2.0.0-alpha.1, < 2.0.0-beta.28",
              "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:H/I:N/A:N",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-05-30T02:09:45.441275Z",
          "id": "CVE-2026-45332",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        },
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/marcantondahmen/automad/security/advisories/GHSA-xm76-r88j-vm3g",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/marcantondahmen/automad/security/advisories/GHSA-xm76-r88j-vm3g",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ]
}