The vulnerability CVE-2026-103063 in ElementsKit Elementor addons Lite is due to improper neutralization of input during web page generation, resulting in stored cross-site scripting (XSS). This allows an attacker with limited privileges to inject malicious scripts that can be executed in the context of users viewing the affected pages. The affected versions are from initial release through 4.0.6. The CVSS 3.1 base score is 6.5, indicating medium severity with network attack vector, low attack complexity, requiring privileges and user interaction, and impacts confidentiality, integrity, and availability.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of users visiting the affected web pages, potentially leading to data theft, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability. The attack requires some privileges and user interaction.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution with input handling and consider applying any available temporary mitigations recommended by the vendor.