CVE-2024-2506

Name of the Vulnerable Software and Affected Versions The Popup Builder – Create highly converting, mobile friendly marketing popups. plugin for WordPress versions up to, and including, 4.2.7

Description The issue is related to Stored Cross-Site Scripting via the custom JS functionality due to insufficient input sanitization and output escaping on user supplied attributes. This allows authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Recommendations For versions up to, and including, 4.2.7, update to a version higher than 4.2.7 to resolve the issue. As a temporary workaround, consider restricting access to the custom JS functionality to minimize the risk of exploitation.