What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Funnelforms Funnelforms Free funnelforms-free allows DOM-Based XSS.This issue affects Funnelforms Free: from n/a through <= 3.8.
Explanation of Vulnerability in Simple Terms
02Summary
Funnelforms Free versions 3.8 and earlier contain a cross-site scripting (XSS) vulnerability that allows authenticated users to inject malicious scripts. An attacker with low-level access can craft a request that executes JavaScript in other users' browsers, potentially stealing session tokens or performing actions on their behalf. The vulnerability requires user interaction and affects the integrity and confidentiality of site data.
What an attacker can do
03Attacker Capabilities
Inject JavaScript that runs in other users' browsers to steal data or perform actions as them.
Potential impact on your site
04Site Impact
Authenticated attackers can compromise user sessions and data; site visitors may be redirected or have their accounts hijacked.
Conditions required to exploit
05Prerequisites
Attacker needs a low-privilege account and must trick a user into visiting a malicious link or page.
Key dates
06Disclosure timeline
December 31, 2025
CVE published
April 28, 2026
Record updated