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

5.3
Missing Authorization
CVE CVE-2024-3897
CVSS 5.3 (Medium)
Publicly Published April 24, 2024
Last Updated May 2, 2024
Researcher Krzysztof Zając - CERT PL

Description

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.

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Vulnerability Details for Popup Box – Create Countdown, Coupon, Video, Contact Form Popups

Software Type Plugin
Software Slug ays-popup-box (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.3.7, or a newer patched version
Affected Version
  • <= 4.3.6
Patched Version
  • 4.3.7

Recent vulnerabilities in Popup Box – Create Countdown, Coupon, Video, Contact Form Popups

# Title CVE ID CVSS Researchers Date
1 Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 6.0.1 - Authenticated (Administrator+) SQL Injection CVE-2026-57631 4.9 Doan Dinh Van June 26, 2026
2 Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 6.2.9 - Reflected Cross-Site Scripting CVE-2026-54192 6.1 João Pedro S Alcântara (Kinorth) June 16, 2026
3 Popup Box – Create Countdown, Coupon, Video, Contact Form Popups < 5.5.0 - Unauthenticated Stored Cross-Site Scripting CVE-2025-15611 7.2 Spider Sec Ltd April 8, 2026
4 Popup Box <= 6.1.1 - Cross-Site Request Forgery to Popup Status Change CVE-2026-1165 4.3 w41bu1 January 30, 2026
5 Popup box <= 6.0.7 - Cross-Site Request Forgery CVE-2025-69021 4.3 Doan Dinh Van (d52v) December 28, 2025
6 Popup box <= 5.5.4 - Cross-Site Request Forgery CVE-2025-57931 4.3 ch4r0n October 29, 2025
7 Popup Box – Create Countdown, Coupon, Video, Contact Form Popups <= 4.9.7 - Missing Authorization to Unauthenticated Limited Options Update CVE-2024-10861 5.3 Trương Hữu Phúc (truonghuuphuc) November 15, 2024
8 Popup Box <= 4.7.7 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2024-9599 4.4 Krugov Artyom October 31, 2024
9 Popup box <= 4.5.1 - Missing Authorization CVE-2024-37096 4.3 Abdi Pranata June 20, 2024
10 Popup box <= 4.1.2 - Cross-Site Request Forgery CVE-2024-34367 6.1 Steven Julian May 3, 2024

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