CVE-2026-59232 Stored Cross-site Scripting in Prospero Flow CRM lead name field
Authenticated users can execute arbitrary JavaScript via stored XSS in the lead name field, potentially leading to session hijacking or data theft.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-59232?
CVE-2026-59232 is a medium-severity cross-site scripting vulnerability in Roskus Prospero Flow CRM, published on 31 Jul 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-79
Which versions are affected by CVE-2026-59232?
How do I fix CVE-2026-59232?
No fix has been published for CVE-2026-59232 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-59232 being exploited?
There is no known exploitation of CVE-2026-59232 in the wild and no public exploit code.
Sources
Also known as GHSA-qc7h-jr9j-gvx6.