CVE-2026-78365

🗓️ 24 Aug 2026 12:49:36Reported by Secur0Type

cve🔗 web.nvd.nist.gov👁 40 Views🌐 WEB

Authorization bypass in Roskus Prospero Flow CRM 4.0.0-5.3.1 modifies other company suppliers.

Reporter	Title	Published	Views	Family All 7
Circl	CVE-2026-78365	24 Aug 202614:08	–	circl
Cvelist	CVE-2026-78365 IDOR and missing authorization in Prospero Flow CRM supplier API allows cross-tenant read and modification	24 Aug 202612:49	–	cvelist
EUVD	EUVD-2026-64839	24 Aug 202612:49	–	euvd
NVD	CVE-2026-78365	24 Aug 202613:19	–	nvd
Positive Technologies	PT-2026-80862	24 Aug 202600:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2026-78365: Authorization Bypass Through User-Controlled Key	24 Aug 202600:00	–	rapid7
Vulnrichment	CVE-2026-78365 IDOR and missing authorization in Prospero Flow CRM supplier API allows cross-tenant read and modification	24 Aug 202612:49	–	vulnrichment

CNA

Node

roskus prospero_flow_crmRange4.0.0–5.3.2

[
  {
    "vendor": "Roskus",
    "product": "Prospero Flow CRM",
    "repo": "https://github.com/Roskus/prospero-flow-crm",
    "modules": [
      "Supplier API"
    ],
    "programFiles": [
      "app/Http/Controllers/Api/Supplier/SupplierUpdateController.php"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "4.0.0",
        "lessThan": "5.3.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

Source	Link
github	www.github.com/Roskus/prospero-flow-crm/releases/tag/v5.5.3
secur0	www.secur0.com/en/cna/cve-list/cve-2026-78365-idor-supplier-api-cross-tenant-update
github	www.github.com/Roskus/prospero-flow-crm/commit/4a52477e6ed66afa436814c80e7bcd68670dd596

Parameter	Position	Path	Description	CWE
company_id	request body	/api/supplier/{id}	Authorization bypass: authenticated user can set company_id in the PUT body to read/modify another company's supplier record and reassign it to their own company via /api/supplier/{id}.	CWE-639, CWE-862

01 Sep 2026 20:52Current

5.8Medium risk

Vulners AI Score5.8

CVSS 49.3

EPSS0.00509

SSVC