Unrestricted File Upload Vulnerability in Roskus Prospero Flow CRM
CVE-2026-78337

4.8MEDIUM

Key Information:

Vendor

Roskus

Status
Prospero Flow Crm
Vendor
CVE Published:
24 August 2026

What is CVE-2026-78337?

An authenticated user with permissions to create and update companies in Roskus Prospero Flow CRM can exploit an unrestricted file upload vulnerability. This flaw allows the uploading of SVG files containing embedded JavaScript, which can lead to arbitrary script execution in the application. It affects all versions before 5.15.13, presenting a significant risk for security breaches if not properly mitigated.

Affected Version(s)

Prospero Flow CRM 0 < 5.15.13

References

https://github.com/Roskus/prospero-flow-crm/commit/aaa4fc...
patch
https://secur0.com/en/cna/cve-list/cve-2026-78337-unrestr...
third-party-advisorytechnical-description

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Adrián García López
DarĂ­o Rivas Quero
Xoán M. Otero Jorge
Secur0 CNA
Gustavo Novaro
.