What the vulnerability does
01Description
Deserialization of Untrusted Data vulnerability in modeltheme ModelTheme Addons for WPBakery and Elementor modeltheme-addons-for-wpbakery allows Object Injection.This issue affects ModelTheme Addons for WPBakery and Elementor: from n/a through < 1.5.6.
Explanation of Vulnerability in Simple Terms
02Summary
ModelTheme Addons for WPBakery and Elementor versions up to 1.5.6 contain a deserialization vulnerability that allows authenticated users to execute arbitrary code on the site. An attacker with low-level WordPress access can craft malicious serialized data to trigger code execution. This affects confidentiality, integrity, and availability of the site.
What an attacker can do
03Attacker Capabilities
Run arbitrary code on the site with the privileges of the WordPress user account.
Potential impact on your site
04Site Impact
Any logged-in user, including low-privilege accounts, can compromise the entire site and access or modify all data.
Conditions required to exploit
05Prerequisites
Attacker must have a low-level WordPress user account (subscriber or higher) and network access to the site.
Key dates
06Disclosure timeline
February 20, 2026
CVE published
April 28, 2026
Record updated