This vulnerability, identified as CVE-2026-39696, involves improper neutralization of input in Elfsight WhatsApp Chat CC, leading to a DOM-based Cross-site Scripting (XSS) flaw. It affects versions up to 1.2.0. The issue allows an attacker to inject and execute malicious scripts in the user's browser when interacting with the vulnerable component. No CVSS score or vendor remediation details are currently available, and no known exploits have been reported. The product is not a cloud service, so remediation depends on vendor patch releases.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the affected web application, potentially leading to session hijacking, defacement, or other client-side impacts typical of DOM-based XSS. However, no specific impact scenarios or exploit details are currently documented. There are no known exploits in the wild.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider limiting exposure to untrusted input in the affected component or disabling the vulnerable feature if feasible. Monitor vendor channels for updates.