---
id: CVE-2026-84028
title: >-
  The Bold Page Builder WordPress plugin before 5.9.9 does not sanitise and
  escape a shortcode attribute before outputting it in an HTML attribute,
  allowing users with the Contributor role and above to inject arbitrary web
  scripts that exe…
summary: >-
  The Bold Page Builder WordPress plugin before 5.9.9 does not sanitise and
  escape a shortcode attribute before outputting it in an HTML attribute,
  allowing users with the Contributor role and above to inject arbitrary web
  scripts that exe…
severity: medium
cvss: 6.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-79
published: '2026-09-06'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T19:09:21.310'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-84028'
references:
  - url: 'https://wpscan.com/vulnerability/6abd5d49-af3a-4515-ba33-57b56a9fba4e/'
    label: contact@wpscan.com
tags:
  - nvd
epss: 0.00431
epssPercentile: 0.34708
ingestedAt: '2026-09-06T18:59:01.902Z'
---

## Overview

The Bold Page Builder WordPress plugin before 5.9.9 does not sanitise and escape a shortcode attribute before outputting it in an HTML attribute, allowing users with the Contributor role and above to inject arbitrary web scripts that execute when a user views the affected page.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.