CVE-2026-84028

Bold Page Builder < 5.9.9 - Contributor+ Stored XSS via Slider Elements' additional_settings

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.

Affected

Bold Page Builder

CVSS v3.1 CNA

6.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

EPSS

0.43% chance of exploitation in the next 30 days, 36th percentile

Published

2026-09-06

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/6abd5d49-af3a-4515-ba33-57b56a9fba4e/

References

• CVE Record
• NVD entry