CVE-2026-1165 — Popup Box <= 6.1.1 - Cross-Site Request Forgery to Popup Status Change
The Popup Box plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.1.1. This is due to a flawed nonce implementation in the '…
Published: 2026-01-31 · CVSS: 4.3 · CVSS 3.1
The Popup Box plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.1.1. This is due to a flawed nonce implementation in the 'publish_unpublish_popupbox' function that verifies a self-created nonce rather than one submitted in the request. This makes it possible for unauthenticated attackers to change the publish status of popups via a forged request, granted they can trick a site administrator into performing an action such as clicking a link.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7