CVE-2024-2541: Sygnoos Popup Builder

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

The Popup Builder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.3.6 via the Subscribers Import feature. This makes it possible for unauthenticated attackers to extract sensitive data after an administrator has imported subscribers via a CSV file. This data may include the first name, last name, e-mail address, and potentially other personally identifiable information of subscribers.

Affected products

• Sygnoos Popup Builder: up to and including 4.3.3

Published 2024-08-29. Last modified 2026-06-17.