What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in FunnelKit Funnel Builder by FunnelKit funnel-builder allows Reflected XSS.This issue affects Funnel Builder by FunnelKit: from n/a through <= 3.15.0.8.
Explanation of Vulnerability in Simple Terms
02Summary
Funnel Builder by FunnelKit versions 3.15.0.8 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in users' browsers when they visit affected pages. The vulnerability requires user interaction and can affect multiple users across the site. Update to a version newer than 3.15.0.8 to remediate.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in visitors' browsers, stealing session tokens or redirecting users.
Potential impact on your site
04Site Impact
Visitors' browsers can be compromised; session tokens and credentials may be stolen or site functionality hijacked.
Conditions required to exploit
05Prerequisites
No authentication required. Victim must visit a page containing the attacker's malicious input.
Key dates
06Disclosure timeline
July 13, 2026
CVE published
July 13, 2026
Record updated