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CVE-2026-46656

Estado: AplazadaAlta (8.8)—

Bludit is a content management system. Versions prior to 3.22.0 have a Broken Access Control flaw where active sessions remain valid even after the corresponding user account has been physically deleted from the database. This "Ghost Session" allows revoked users to maintain full unauthorized access to the system. Version 3.22.0 fixes the issue.

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.

Acceso remoto con privilegios (PR:L) a CMS tras eliminación lógica de usuario; sesión fantasma mantiene autenticación y permite lectura/manipulación de datos del sistema.

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

Vulnerability ScanningThreat Intelligence ProgramRestrict File and Directory PermissionsPrivileged Account ManagementPassword PoliciesRemote Data Storage

Tecnologías afectadas (1)

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

Bludit — BluditAI

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-46656",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-46656",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-06-08T18:35:04.671530Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "bludit",
          "product": "bludit",
          "versions": [
            {
              "status": "affected",
              "version": "< 3.22.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-06-08T16:16:42.873",
  "references": [
    {
      "url": "https://github.com/bludit/bludit/commit/7931d1c55a3cc535911a9901c328f0197afe1c9f",
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/bludit/bludit/releases/tag/3.22.0",
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/bludit/bludit/security/advisories/GHSA-rpq2-j9w3-h4jw",
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/bludit/bludit/security/advisories/GHSA-rpq2-j9w3-h4jw",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-285"
        },
        {
          "lang": "en",
          "value": "CWE-613"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Bludit is a content management system. Versions prior to 3.22.0 have a Broken Access Control flaw where active sessions remain valid even after the corresponding user account has been  physically deleted from the database. This \"Ghost Session\" allows revoked users to maintain full unauthorized access to the system. Version 3.22.0 fixes the issue."
    },
    {
      "lang": "es",
      "value": "Bludit es un sistema de gestión de contenido. Las versiones anteriores a la 3.22.0 tienen una falla de Control de Acceso Roto donde las sesiones activas permanecen válidas incluso después de que la cuenta de usuario correspondiente haya sido eliminada físicamente de la base de datos. Esta 'Sesión Fantasma' permite a los usuarios revocados mantener acceso no autorizado completo al sistema. La versión 3.22.0 corrige el problema."
    }
  ],
  "lastModified": "2026-07-23T07:10:00.113",
  "sourceIdentifier": "security-advisories@github.com"
}