What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in LeadConnector LeadConnector leadconnector allows DOM-Based XSS.This issue affects LeadConnector: from n/a through <= 3.0.2.
Explanation of Vulnerability in Simple Terms
02Summary
LeadConnector versions up to 3.0.2 contain a cross-site scripting (XSS) vulnerability that allows an authenticated attacker to inject malicious scripts. The vulnerability requires user interaction—typically clicking a crafted link—and can affect other users or the site itself. The impact is limited to low-severity data exposure and site defacement.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that execute in other users' browsers when they interact with the affected page.
Potential impact on your site
04Site Impact
Users' session data or credentials could be stolen; site content could be modified or defaced for affected visitors.
Conditions required to exploit
05Prerequisites
Attacker must have a valid LeadConnector account (low privilege level) and the victim must click a malicious link or visit a crafted page.
Key dates
06Disclosure timeline
March 27, 2025
CVE published
April 28, 2026
Record updated