Vulnerability in Beaver Builder Page Builder – Drag and Drop Website Builder — CVE-2026-18021
MediumSeverity
—Estimated exploit probability
100,000+ sitesInstalls
2.10.3.2Fixed in
What to do now
Update Beaver Builder Page Builder – Drag and Drop Website Builder to 2.10.3.2 or later.
Affected versions
- Everything up to and including 2.10.3.1
Affected: Beaver Builder Page Builder – Drag and Drop Website Builder (plugin, beaver-builder-lite-version)
What the vulnerability is
The The Beaver Builder Page Builder – Drag and Drop Website Builder plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.10.3.1. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.
Sources
- https://plugins.trac.wordpress.org/browser/beaver-builder-lite-version/trunk/classes/class-fl-builder.php#L2018
- https://plugins.trac.wordpress.org/changeset/3645247/beaver-builder-lite-version/tags/2.10.3.2
- https://www.wordfence.com/threat-intel/vulnerabilities/id/95f2af83-2667-49e1-8890-99559cd90ec4?source=cve