{"id":"CVE-2026-59236","state":"PUBLISHED","title":"Authorization bypass in Prospero Flow CRM Excel import allows cross-tenant record injection","description":"Authorization Bypass Through User-Controlled Key (CWE-639) in the Excel import handlers (CustomerImport, LeadImport, ProductImport) in Roskus Prospero Flow CRM before 5.14.0 allows a remote, authenticated user of any role or company to create customer, lead, and product records inside another company's tenant via a spreadsheet whose company_id column points to the victim tenant, uploaded to POST /customer/import/excel/save, which maps company_id directly from the file and performs no check that it matches the authenticated user's company.","publishedAt":"2026-07-15T11:09:38.866Z","updatedAt":"2026-07-15T12:22:50.492Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","source":"Secur0"},"assigner":"Secur0","products":["Roskus Prospero Flow CRM"],"affected":[{"vendor":"Roskus","product":"Prospero Flow CRM","defaultStatus":"unaffected","versions":[{"version":"1.0.0","status":"affected","lessThan":"5.14.0","versionType":"semver"}],"repo":"https://github.com/Roskus/prospero-flow-crm","modules":["Excel import (CustomerImport","LeadImport","ProductImport)"],"programFiles":["app/Imports/CustomerImport.php","app/Imports/LeadImport.php","app/Imports/ProductImport.php"]}],"references":["https://github.com/Roskus/prospero-flow-crm/commit/bdd6c9770a7435a45f0411154671b8a3e94dcdaa","https://github.com/Roskus/prospero-flow-crm/releases/tag/v5.14.0","https://secur0.com/en/cna/cve-list/cve-2026-59236-authorization-bypass-in-prospero-flow-crm-excel-import-allows-cross-tenant-record-injection"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/59xxx/CVE-2026-59236.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59236","state":"PUBLISHED","datePublished":"2026-07-15T11:09:38.866Z","dateUpdated":"2026-07-15T12:22:50.492Z","assignerShortName":"Secur0","assignerOrgId":"4daa8cea-433a-44bd-9456-53b127fc289a","dateReserved":"2026-07-03T11:24:39.242Z"},"containers":{"cna":{"title":"Authorization bypass in Prospero Flow CRM Excel import allows cross-tenant record injection","descriptions":[{"lang":"en","value":"Authorization Bypass Through User-Controlled Key (CWE-639) in the Excel import handlers (CustomerImport, LeadImport, ProductImport) in Roskus Prospero Flow CRM before 5.14.0 allows a remote, authenticated user of any role or company to create customer, lead, and product records inside another company's tenant via a spreadsheet whose company_id column points to the victim tenant, uploaded to POST /customer/import/excel/save, which maps company_id directly from the file and performs no check that it matches the authenticated user's company."}],"affected":[{"vendor":"Roskus","product":"Prospero Flow CRM","defaultStatus":"unaffected","versions":[{"version":"1.0.0","status":"affected","lessThan":"5.14.0","versionType":"semver"}],"repo":"https://github.com/Roskus/prospero-flow-crm","modules":["Excel import (CustomerImport","LeadImport","ProductImport)"],"programFiles":["app/Imports/CustomerImport.php","app/Imports/LeadImport.php","app/Imports/ProductImport.php"]}],"references":[{"url":"https://github.com/Roskus/prospero-flow-crm/commit/bdd6c9770a7435a45f0411154671b8a3e94dcdaa","tags":["patch"]},{"url":"https://github.com/Roskus/prospero-flow-crm/releases/tag/v5.14.0","tags":["release-notes"]},{"url":"https://secur0.com/en/cna/cve-list/cve-2026-59236-authorization-bypass-in-prospero-flow-crm-excel-import-allows-cross-tenant-record-injection","tags":["technical-description"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639 Authorization bypass through User-Controlled key","type":"CWE"}]}],"providerMetadata":{"shortName":"Secur0","orgId":"4daa8cea-433a-44bd-9456-53b127fc289a","dateUpdated":"2026-07-15T11:09:38.866Z"},"impacts":[{"capecId":"CAPEC-122","descriptions":[{"lang":"en","value":"CAPEC-122 Privilege Abuse"}]}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:roskus:prospero_flow_crm:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"5.14.0"}]}]}],"tags":["x_open-source"],"solutions":[{"lang":"en","value":"Upgrade to version 5.14.0 or higher.","supportingMedia":[{"type":"text/html","base64":false,"value":"Upgrade to version 5.14.0 or higher."}]}],"credits":[{"lang":"en","value":"Mario Álvarez Fernández (maalfer)","type":"finder"},{"lang":"en","value":"Thomas O'Neil Álvarez (thomas.pime)","type":"finder"},{"lang":"en","value":"Gustavo Novaro","type":"remediation developer"},{"lang":"en","value":"Xoan M. Otero Jorge","type":"analyst"},{"lang":"en","value":"Cristian Fernández Cornejo","type":"analyst"},{"lang":"en","value":"Secur0 CNA","type":"coordinator"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-15T12:22:19.150068Z","id":"CVE-2026-59236","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-15T12:22:50.492Z"}}]}}}