Stored Cross-Site Scripting in Popup Maker Plugin for WordPress
CVE-2025-4205

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Popup Maker – Boost Sales, Conversions, Optins, Subscribers With The Ultimate WP Popups Builder
Vendor
CVE Published:
3 June 2025

What is CVE-2025-4205?

The Popup Maker plugin for WordPress is susceptible to Stored Cross-Site Scripting due to a flaw in the way it handles the ‘popupID' parameter. This vulnerability allows authenticated attackers with Contributor-level access or higher to inject malicious scripts. The injected scripts can execute when users visit the infected pages, posing a significant risk to user data and site integrity. It is crucial to ensure that input sanitization and output escaping measures are properly implemented to mitigate this vulnerability.

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Deploy the Patch

Affected Version(s)

Popup Maker – Boost Sales, Con, Optins, Subscribers with the Ultimate WP Popups Builder * <= 1.20.4

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/popup-maker/ta...
https://wordpress.org/plugins/popup-maker/#developers

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Asaf Mozes
JSON
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