What the vulnerability does
01Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Elfsight Elfsight WhatsApp Chat CC elfsight-whatsapp-chat allows DOM-Based XSS.This issue affects Elfsight WhatsApp Chat CC: from n/a through <= 1.2.0.
Explanation of Vulnerability in Simple Terms
02Summary
Elfsight WhatsApp Chat CC versions up to 1.2.0 contain a cross-site scripting vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they interact with the affected component. The vulnerability requires user interaction and can affect confidentiality, integrity, and availability of the site.
What an attacker can do
03Attacker Capabilities
Inject malicious scripts that run in other users' browsers to steal data, modify content, or disrupt site functionality.
Potential impact on your site
04Site Impact
Users' sessions and data are at risk; attackers can deface content, steal credentials, or redirect visitors to malicious sites.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege account and the victim must visit a page containing the injected payload.
Key dates
06Disclosure timeline
April 8, 2026
CVE published
April 29, 2026
Record updated