This vulnerability (CVE-2024-43151) in Ultimate Addons for Beaver Builder – Lite is a stored XSS issue caused by improper input neutralization during web page generation. It affects versions up to 1.5.9 and allows attackers with limited privileges to inject malicious scripts that can be executed in the context of other users. The CVSS 3.1 vector indicates network attack vector, low attack complexity, privileges required, user interaction required, and impacts on confidentiality, integrity, and availability. No official fix or vendor advisory is currently available, and no exploits are known in the wild.

Successful exploitation could allow an attacker to execute arbitrary scripts in the context of other users, potentially leading to information disclosure, session hijacking, or other impacts on confidentiality, integrity, and availability. The CVSS score of 6.5 reflects a medium severity level. There are no reports of active exploitation.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider limiting privileges of users who can input data and apply web application firewall (WAF) rules to detect and block XSS payloads. Monitor vendor channels for updates.