Popup Builder <= 4.3.6 - Sensitive Information Exposure via Imported Subscribers CSV File

Exposure of Sensitive Information to an Unauthorized Actor
CVE CVE-2024-2541
CVSS Medium (5.3)
Publicly Published August 28, 2024
Last Updated March 21, 2025
Researcher Tim Coen
Description

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.

References

1 affected software package

Software Type Plugin
Software Slug popup-builder (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 4.3.6
Patched Version
  • 4.3.7
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