CVE-2026-34889

MEDIUM 6.5

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

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	brainstorm force
Product	ultimate addons for wpbakery page builder
Published	Apr 1, 2026
Last Updated	Apr 1, 2026

Stay Ahead of the Next One

Get instant alerts for brainstorm force ultimate addons for wpbakery page builder

Be the first to know when new medium vulnerabilities affecting brainstorm force ultimate addons for wpbakery page builder are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Brainstorm Force / Ultimate Addons for WPBakery Page Builder

n/a < 3.21.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: 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

Credits

Bonds | Patchstack Bug Bounty Program