CVE-2026-91015

Medium CVSS 5.3

Published 2026-09-17 · last changed 2026-09-18

The fix

We hold no Microsoft remediation data for CVE-2026-91015, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

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.

Sources

NVD record for CVE-2026-91015

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N