CVE-2026-59236: Prospero Flow CRM 1.0.0 to before 5.14.0

Affected technology

Prospero Flow CRM · 1.0.0 to before 5.14.0
Roskus

Description’s affected range: Through User-Controlled Key (CWE-639) in the Excel import handlers (CustomerImport

Component: Excel import (CustomerImport, LeadImport, ProductImport)
File: app/Imports/CustomerImport.php, app/Imports/LeadImport.php, app/Imports/ProductImport.php

Attack conditions (Source advisory, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality and integrity impact as low; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.