CVE-2019-25744

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.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://popup-builder.com/
https://wordpress.org/plugins/popup-builder/
https://www.exploit-db.com/exploits/47518
https://www.vulncheck.com/advisories/wordpress-popup-builder-persistent-cross-site-scripting

Configurations

No configuration.

History

22 Jul 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) WordPress Popup Builder 3.49 contiene una vulnerabilidad persistente de cross-site scripting que permite a atacantes autenticados inyectar scripts maliciosos al escapar de las etiquetas 'option' en el parámetro 'post_title'. Los atacantes pueden enviar solicitudes POST manipuladas al endpoint 'post.php' con cargas útiles de script en el campo 'post_title' que se ejecutan cuando las páginas o publicaciones muestran selecciones de pop-up.

10 Jun 2026, 02:16

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~6.4~~	v2 : unknown v3 : 5.4

04 Jun 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-04 14:16

Updated : 2026-07-22 20:10

NVD link : CVE-2019-25744

Mitre link : CVE-2019-25744

CVE.ORG link : CVE-2019-25744

JSON object : View

Products Affected

No product.

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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