What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Visual Composer Visual Composer Website Builder visualcomposer allows Stored XSS.This issue affects Visual Composer Website Builder: from n/a through < 45.15.0.
Explanation of Vulnerability in Simple Terms
02Summary
Visual Composer Website Builder versions up to 45.15.0 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, potentially compromising their sessions or stealing data. The vulnerability requires user interaction to trigger and affects the integrity and confidentiality of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers when they view affected pages.
Potential impact on your site
04Site Impact
Visitors' sessions and data may be compromised; site reputation and user trust at risk if exploited at scale.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account and trick a user into visiting a page with the injected payload.
Key dates
06Disclosure timeline
August 14, 2025
CVE published
April 28, 2026
Record updated