WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation <= 1.4.24 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Plugin Installation

Missing Authorization
CVE CVE-2026-1720
CVSS High (8.8)
Publicly Published March 4, 2026
Last Updated March 5, 2026
Researcher Itthidej Aramsri (Boeing777), Waris Damkham
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.

References

1 affected software package

Software Type Plugin
Software Slug optin (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.4.24
Patched Version
  • 1.4.25
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