What’s Vulnerable › Vulnerabilities

CVE-2026-1720: WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation <= 1.4.24 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Plugin Installation

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-05 · updated 2026-06-17
• Weakness: CWE-862

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.

Affected products

• wpxpo WowOptin: Next-Gen Popup Maker – Create Stunning Popups and Optins for Lead Generation: through 1.4.24

References

• https://plugins.trac.wordpress.org/browser/optin/trunk/includes/utils/class-notice.php#L848
• https://plugins.trac.wordpress.org/changeset/3456826/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/ee0c0e29-b117-4480-b5b7-995878af8c57?source=cve

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