CVE-2026-91015: Unknown Master Addons For Elementor

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Master Addons for Elementor WordPress plugin before 3.1.9 does not perform an authorization check on the AJAX action that deactivates its Popup Builder popups, relying only on a nonce that is publicly output to every visitor, allowing unauthenticated attackers to permanently disable any popup on the site.

Affected products

• Unknown Master Addons For Elementor: from 3.0.0, before 3.1.9 (fixed in 3.1.9)

Published 2026-09-17. Last modified 2026-09-18.