CVE-2026-59232
Received Received - Intake

Cross-site Scripting in Roskus Prospero Flow CRM

Vulnerability report for CVE-2026-59232, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-31

Last updated on: 2026-07-31

Assigner: 4daa8cea-433a-44bd-9456-53b127fc289a

Description

Cross-site Scripting in the lead index view in Roskus Prospero Flow CRM before 5.3.7 allows authenticated users holding the create or update lead permission to execute arbitrary JavaScript in the application origin via HTML markup stored in the lead name field, which the view renders through Blade's unescaped output directive and inside a JavaScript string literal in an onclick attribute.

CVSS Scores

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Meta Information

Published
2026-07-31
Last Modified
2026-07-31
Generated
2026-07-31
AI Q&A
2026-07-31
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
roskus prospero_flow_crm to 5.3.7 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Executive Summary

This vulnerability is a Cross-site Scripting (XSS) flaw in Roskus Prospero Flow CRM versions before 5.3.7. It allows authenticated users with create or update lead permissions to inject arbitrary JavaScript code via HTML markup in the lead name field. The application renders this unsafely using Blade's unescaped output directive and inside a JavaScript string literal in an onclick attribute, enabling execution in the application's origin.

Detection Guidance

Check for unauthenticated access to the lead index view in Roskus Prospero Flow CRM versions before 5.3.7. Inspect lead names for HTML or JavaScript code in database queries. Monitor for unexpected JavaScript execution in the application interface.

Impact Analysis

An attacker could exploit this to execute malicious scripts in your browser when viewing affected leads, potentially stealing session cookies, redirecting to phishing sites, or performing actions on your behalf. Since it requires authentication, the risk is limited to users with lead management permissions.

Compliance Impact

This XSS vulnerability could lead to unauthorized data access or modification, violating GDPR's integrity and confidentiality principles. For HIPAA, it may compromise protected health information integrity. Both standards require safeguards against such attacks to protect sensitive data.

Mitigation Strategies

Upgrade Roskus Prospero Flow CRM to version 5.3.7 or later. Sanitize user input in lead names to prevent HTML/JS injection. Implement Content Security Policy headers to restrict inline scripts.

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