CVE-2024-3897

Popup Box – Best WordPress Popup Plugin <= 4.3.6 - Missing Authorization to Information Exposure

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

The Popup Box – Best WordPress Popup Plugin plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the ays_pb_create_author AJAX action in all versions up to, and including, 4.3.6. This makes it possible for unauthenticated attackers to enumerate all emails registered on the website.

El complemento Popup Box – Best WordPress Popup Plugin para WordPress es vulnerable al acceso no autorizado a los datos debido a una falta de verificación de capacidad en la acción AJAX ays_pb_create_author en todas las versiones hasta la 4.3.6 incluida. Esto hace posible que atacantes no autenticados enumeren todos los correos electrónicos registrados en el sitio web.

*Credits: Krzysztof Zając

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-04-16 CVE Reserved
2024-04-24 CVE Published
2024-08-01 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-862: Missing Authorization

CAPEC

References (2)

URL	Tag	Source
https://plugins.trac.wordpress.org/changeset/3073593/ays-popup-box/tags/4.3.7/admin/class-ays-pb-admin.php?old=3072088&old_path=ays-popup-box%2Ftags%2F4.3.6%2Fadmin%2Fclass-ays-pb-admin.php
https://www.wordfence.com/threat-intel/vulnerabilities/id/e71e3624-ccda-4c9c-90e9-e557dd19b644?source=cve

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ays-pro Search vendor "Ays-pro"		Popup Box – Best WordPress Popup Plugin Search vendor "Ays-pro" for product "Popup Box – Best WordPress Popup Plugin"				<= 4.3.6 Search vendor "Ays-pro" for product "Popup Box – Best WordPress Popup Plugin" and version " <= 4.3.6"		en		Affected