CVE-2025-68526 HIGH

CVE-2025-68526: WordPress Modal Popup Box plugin <= 1.6.1 - PHP Object Injection vulnerability

Vendor A Wp Life
Product Modal Popup Box
Weakness CWE-502 · Unsafe deserialization
Published February 20, 2026
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in A WP Life Modal Popup Box modal-popup-box allows Object Injection.This issue affects Modal Popup Box: from n/a through <= 1.6.1.

Explanation of Vulnerability in Simple Terms

02Summary

Modal Popup Box versions 1.6.1 and earlier contain a deserialization vulnerability that allows authenticated users to execute arbitrary code on the site. An attacker with low-level WordPress access can craft malicious serialized data to trigger code execution. This affects all installations of the plugin up to version 1.6.1.

What an attacker can do

03Attacker Capabilities

Run arbitrary code on the site with the privileges of the WordPress user account.

Potential impact on your site

04Site Impact

Any authenticated user, including low-privilege accounts, can compromise the entire site and access sensitive data.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level WordPress user account (subscriber or higher) and network access to the site.

Key dates

06Disclosure timeline

February 20, 2026 CVE published
April 28, 2026 Record updated