Bold Page Builder vulnerability

The Bold Page Builder WordPress plugin before 5.9.8 does not sanitise and escape several shortcode attributes before outputting them in HTML attributes, allowing users with the Contributor role and above to inject arbitrary web scripts that execute when a user views the affected page.

Published 5 Sep 2026Updated 5 Sep 20261 sources
CVSS 0.0

What happened

The Bold Page Builder WordPress plugin before 5.9.8 does not sanitise and escape several shortcode attributes before outputting them in HTML attributes, allowing users with the Contributor role and above to inject arbitrary web scripts that execute when a user views the affected page.

Affected versions

Bold Page Builder: before 5.9.8 (semver) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.