CVE-2025-5286: Boldthemes Bold Page Builder

Medium severity, CVSS 6.4. EPSS: 0.4% chance of exploitation in the next 30 days.

The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘additional_settings’ parameter in all versions up to, and including, 5.3.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• Boldthemes Bold Page Builder: up to and including 5.3.6

Published 2025-05-29. Last modified 2026-06-17.