CVE-2026-28038 MEDIUM

CVE-2026-28038: WordPress Ultimate Addons for WPBakery Page Builder plugin <= 3.21.1 - Broken Access Control vulnerability

Vendor Brainstorm_Force
Product Ultimate Addons for WPBakery Page Builder
Weakness CWE-862 · Missing authorization
Published March 5, 2026
Last update April 28, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in Brainstorm_Force Ultimate Addons for WPBakery Page Builder ultimate_vc_addons allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ultimate Addons for WPBakery Page Builder: from n/a through <= 3.21.1.

Explanation of Vulnerability in Simple Terms

02Summary

Ultimate Addons for WPBakery Page Builder versions up to 3.21.1 lack proper authorization checks, allowing authenticated users to modify content they should not have access to. An attacker with a low-privilege WordPress account can change or delete pages and posts created by other users. Update to a version newer than 3.21.1 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Modify or delete pages and posts belonging to other users on the WordPress site.

Potential impact on your site

04Site Impact

Any logged-in user can alter or remove your site's content without proper permission checks.

Conditions required to exploit

05Prerequisites

Attacker must have a valid WordPress user account with at least Subscriber or Contributor role.

Key dates

06Disclosure timeline

March 5, 2026 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE