{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59239","assignerOrgId":"4daa8cea-433a-44bd-9456-53b127fc289a","state":"PUBLISHED","assignerShortName":"Secur0","dateReserved":"2026-07-03T11:24:39.242Z","datePublished":"2026-07-27T17:56:08.882Z","dateUpdated":"2026-07-27T18:31:10.854Z"},"containers":{"cna":{"providerMetadata":{"orgId":"4daa8cea-433a-44bd-9456-53b127fc289a","shortName":"Secur0","dateUpdated":"2026-07-27T17:56:08.882Z"},"title":"Stored XSS in Prospero Flow CRM email body allows administrator account takeover","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-79","description":"CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"CAPEC-592 Stored XSS"}]}],"affected":[{"vendor":"Roskus","product":"Prospero Flow CRM","repo":"https://github.com/Roskus/prospero-flow-crm","modules":["Email module"],"programFiles":["app/Services/EmailCreateService.php","resources/views/email/view.blade.php","app/Http/Controllers/Profile/ProfileSaveController.php"],"programRoutines":[{"name":"EmailCreateService"}],"versions":[{"status":"affected","version":"1.0.0","lessThan":"5.4.4","versionType":"semver"}],"defaultStatus":"unaffected"}],"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":"5.4.4"}]}]}],"descriptions":[{"lang":"en","value":"Stored Cross-site Scripting (CWE-79) in the email module in Roskus Prospero Flow CRM before 5.4.4 allows a remote, authenticated low-privileged user to execute arbitrary JavaScript in another user's browser, including administrators, leading to session compromise and account takeover, via a payload stored in an email body that is persisted without sanitization and rendered unescaped with {!! $email->body !!} when the recipient opens the message.","supportingMedia":[{"type":"text/html","base64":false,"value":"<strong></strong>\nStored Cross-site Scripting (CWE-79) in the email module in Roskus Prospero Flow CRM before 5.4.4 allows a remote, authenticated low-privileged user to execute arbitrary JavaScript in another user's browser, including administrators, leading to session compromise and account takeover, via a payload stored in an email body that is persisted without sanitization and rendered unescaped with <code>{!! $email-&gt;body !!}</code> when the recipient opens the message."}]}],"tags":["x_open-source"],"references":[{"url":"https://github.com/Roskus/prospero-flow-crm/commit/32efcd5c395ee55119fb9aea502a9d06e4c5adb8","tags":["patch"]},{"url":"https://github.com/Roskus/prospero-flow-crm/releases","tags":["release-notes"]},{"url":"https://secur0.com/en/cna/cve-list/cve-2026-59239-stored-xss-in-prospero-flow-crm-email-body-allows-administrator-account-takeover","tags":["technical-description"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","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":"HIGH","baseScore":8.6,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:L/SA:N"}}],"solutions":[{"lang":"en","value":"Upgrade to version 5.4.4 or higher.","supportingMedia":[{"type":"text/html","base64":false,"value":"Upgrade to version 5.4.4 or higher."}]}],"credits":[{"lang":"en","value":"Robert Mihaila","type":"finder"},{"lang":"en","value":"Amirreza Fadaeizadeh Bidari","type":"finder"},{"lang":"en","value":"Cristian Fernandez Cornejo","type":"analyst"},{"lang":"en","value":"Xoán M. Otero Jorge","type":"analyst"},{"lang":"en","value":"Secur0 CNA","type":"coordinator"},{"lang":"en","value":"Gustavo Novaro","type":"remediation developer"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-27T18:30:57.587132Z","id":"CVE-2026-59239","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-27T18:31:10.854Z"}}]}}