Medium · 6.5 CVE-2026-34889 EUVD-2026-17845GHSA-8f2q-5jx5-qqfg

WordPress Ultimate Addons for WPBakery Page Builder plugin < 3.21.4 - Cross Site Scripting (XSS) vulnerability

Published Apr 1, 2026 · Updated Apr 1, 2026 · Assigned by Patchstack

Vendor: Brainstorm Force Product: Ultimate Addons for WPBakery Page Builder

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Ultimate Addons for WPBakery Page Builder allows DOM-Based XSS.This issue affects Ultimate Addons for WPBakery Page Builder: from n/a before 3.21.4.

Affected products

Vendor	Product	Affected	Fixed
Brainstorm Force	Ultimate Addons for WPBakery Page Builder	< 3.21.4	3.21.4

References

https://patchstack.com/database/wordpress/plugin/ultimate_vc_addons/vulnerability/wordpress-ultimate-addons-for-wpbakery-page-builder-plugin-3-21-4-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry