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CVE-2026-77780

Estado: AplazadaMedia (5.3)—

Authorization Bypass Through User-Controlled Key in the transaction save endpoint in Roskus Prospero Flow CRM 4.9.1 through 5.14.0 allows a user with transaction and accounting creation permissions to disclose another company's bank account name, bank name and card last four digits via a bank_account_id or bank_card_id belonging to that company in POST /transaction/save, which is persisted and rendered without any company ownership check.

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).

Tecnologías afectadas (1)

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

Prospero — Flow CRMAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-77780",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-77780",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-21T15:56:49.202825Z"
        }
      }
    ],
    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 5.3,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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",
          "exploitMaturity": "NOT_DEFINED",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "privilegesRequired": "LOW",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
      }
    ]
  },
  "affected": [
    {
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
      "affectedData": [
        {
          "repo": "https://github.com/Roskus/prospero-flow-crm",
          "vendor": "Roskus",
          "modules": [
            "Transaction (Accounting) save path",
            "Accounting listing"
          ],
          "product": "Prospero Flow CRM",
          "versions": [
            {
              "status": "affected",
              "version": "4.9.1",
              "lessThan": "5.14.2",
              "versionType": "semver"
            }
          ],
          "programFiles": [
            "app/Http/Controllers/Transaction/TransactionSaveController.php",
            "app/Http/Requests/TransactionSaveRequest.php"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-08-21T13:18:20.423",
  "references": [
    {
      "url": "https://github.com/Roskus/prospero-flow-crm/commit/5fd1fe862bbdcbacf5d7e05c1c123981d8809674",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    },
    {
      "url": "https://github.com/Roskus/prospero-flow-crm/pull/261",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    },
    {
      "url": "https://secur0.com/en/cna/cve-list/cve-2026-77780-idor-unvalidated-bank-foreign-keys-prospero-transaction-save",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "4daa8cea-433a-44bd-9456-53b127fc289a",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Authorization Bypass Through User-Controlled Key in the transaction save endpoint in Roskus\nProspero Flow CRM 4.9.1 through 5.14.0 allows a user with transaction and accounting\ncreation permissions to disclose another company's bank account name, bank name and card\nlast four digits via a bank_account_id or bank_card_id belonging to that company in POST\n/transaction/save, which is persisted and rendered without any company ownership check."
    }
  ],
  "lastModified": "2026-09-01T20:52:27.110",
  "sourceIdentifier": "4daa8cea-433a-44bd-9456-53b127fc289a"
}