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Vulnerabilities and Security Researches

Popup Builder – Create highly converting, mobile friendly marketing popups., CVE-2019-25744

CVE, Research URL

CVE-2019-25744

Published on
Jun 04, 2026
Research Description
WordPress Popup Builder 3.49 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by breaking out of option tags in the post_title parameter. Attackers can submit crafted POST requests to the post.php endpoint with script payloads in the post_title field that execute when pages or posts display popup selections.
Affected versions
max 3.49.
Status
vulnerable