The Popup Builder by OptinMonster – WordPress Popups for Optins, Email Newsletters and Lead Generation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘campaign_id’ parameter in versions up to, and including, 2.16.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
History

Wed, 16 Jul 2025 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Optinmonster
Optinmonster optinmonster
Weaknesses CWE-79
CPEs cpe:2.3:a:optinmonster:optinmonster:*:*:*:*:*:wordpress:*:*
Vendors & Products Optinmonster
Optinmonster optinmonster

cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2024-08-01T20:26:57.273Z

Reserved: 2024-04-22T23:26:59.374Z

Link: CVE-2024-4045

cve-icon Vulnrichment

Updated: 2024-08-01T20:26:57.273Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-25T06:15:08.630

Modified: 2025-07-16T15:56:08.433

Link: CVE-2024-4045

cve-icon Redhat

No data.