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CVE-2026-72741

Full vulnerability record from the local CVENow database.

Description

Rainbond through 6.9.7 contains a broken access control vulnerability in the CheckToken function that allows authenticated attackers to access unauthorized enterprise resources by substituting another enterprise's tenant name in URL paths. Attackers can use any valid API token to bypass enterprise ID verification and access or modify another enterprise's services, plugins, environment variables, and certificates.

Severity
HIGH
CVSS score
8.6 (v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-08-13 18:18:16.670000
Last modified
2026-10-24 15:10:00.190000
View original CVE JSON
{
  "id": "CVE-2026-72741",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-13T18:18:16.670",
  "lastModified": "2026-10-24T15:10:00.190",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Rainbond through 6.9.7 contains a broken access control vulnerability in the CheckToken function that allows authenticated attackers to access unauthorized enterprise resources by substituting another enterprise's tenant name in URL paths. Attackers can use any valid API token to bypass enterprise ID verification and access or modify another enterprise's services, plugins, environment variables, and certificates."
    },
    {
      "lang": "es",
      "value": "Rainbond hasta la versión 6.9.7 contiene una vulnerabilidad de control de acceso roto en la función CheckToken que permite a atacantes autenticados acceder a recursos empresariales no autorizados al sustituir el nombre de inquilino de otra empresa en las rutas URL. Los atacantes pueden usar cualquier token de API válido para eludir la verificación de ID de empresa y acceder o modificar los servicios, complementos, variables de entorno y certificados de otra empresa."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "goodrain",
          "product": "rainbond",
          "defaultStatus": "affected",
          "repo": "https://github.com/goodrain/rainbond",
          "packageURL": "pkg:golang/github.com/goodrain/rainbond",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "6.9.7",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV40": [
      {
        "source": "[email protected]",
        "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"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.2
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-18T01:30:53.398438Z",
          "id": "CVE-2026-72741",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/goodrain/rainbond/issues/2665",
      "source": "[email protected]"
    },
    {
      "url": "https://www.vulncheck.com/advisories/rainbond-region-api-cross-enterprise-idor-via-tenant-access",
      "source": "[email protected]"
    }
  ]
}