CVE-2026-19433

{
  "id": "CVE-2026-19433",
  "sourceIdentifier": "4daa8cea-433a-44bd-9456-53b127fc289a",
  "published": "2026-08-10T15:17:43.330",
  "lastModified": "2026-10-23T20:10:00.160",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authorization Bypass Through User-Controlled Key in the contact management component in Roskus Prospero Flow CRM before 5.4.8 allows authenticated users of any company to blindly overwrite the contact data of another company and to download that contact's personal data as a vCard via the contact's numeric identifier, because the save and export operations retrieve the record without constraining the query to the authenticated user's company."
    },
    {
      "lang": "es",
      "value": "Elusión de autorización a través de una clave controlada por el usuario en el componente de gestión de contactos en Roskus Prospero Flow CRM antes de 5.4.8 permite a usuarios autenticados de cualquier empresa sobrescribir ciegamente los datos de contacto de otra empresa y descargar los datos personales de ese contacto como una vCard a través del identificador numérico del contacto, porque las operaciones de guardar y exportar recuperan el registro sin restringir la consulta a la empresa del usuario autenticado."
    }
  ],
  "affected": [
    {
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
      "affectedData": [
        {
          "vendor": "Roskus",
          "product": "Prospero Flow CRM",
          "defaultStatus": "unaffected",
          "modules": [
            "Contact management"
          ],
          "programFiles": [
            "app/Repositories/ContactRepository.php",
            "app/Http/Controllers/Contact/ContactExportVCard.php"
          ],
          "repo": "https://github.com/Roskus/prospero-flow-crm",
          "versions": [
            {
              "version": "0",
              "lessThan": "5.4.8",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
        "type": "Secondary",
        "cvssData": {
          "version": "4.0",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "subAvailabilityImpact": "NONE",
          "exploitMaturity": "NOT_DEFINED",
          "confidentialityRequirement": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "valueDensity": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED"
        }
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-10T17:53:24.253600Z",
          "id": "CVE-2026-19433",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/Roskus/prospero-flow-crm/commit/f16b4af2027b17bef7c604c92dbd86cf38082398",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    },
    {
      "url": "https://github.com/Roskus/prospero-flow-crm/releases/tag/v5.5.3",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    },
    {
      "url": "https://secur0.com/en/cna/cve-list/cve-2026-19433-idor-in-prospero-flow-crm-contact-save-and-vcard-export",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    }
  ]
}