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8.8
Unauthenticated Plugin Installation Possible in WowOptin Plugin for WordPress
CVE-2026-1720
Summary
A security issue in the WowOptin plugin for WordPress allows anyone with a Subscriber-level account or higher to install and activate any plugin without permission. This could lead to malware or malicious code being installed on your website. Update the plugin to version 1.4.25 or later to fix this issue.
Original title
The WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation plugin for WordPress is vulnerable to unauthorized arbitrary plugin installation due to a missing capabili...
Original description
The WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation plugin for WordPress is vulnerable to unauthorized arbitrary plugin installation due to a missing capability check on the 'install_and_active_plugin' function in all versions up to, and including, 1.4.24. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install and activate arbitrary plugins.
nvd CVSS3.1
8.8
Vulnerability type
CWE-862
Missing Authorization
Published: 5 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026