CVE-2025-31396 CRITICAL

CVE-2025-31396: WordPress FLAP - Business WordPress Theme <= 1.5 - PHP Object Injection Vulnerability

Vendor Themeton
Product FLAP - Business WordPress Theme
Weakness CWE-502 · Unsafe deserialization
Published June 9, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in themeton FLAP - Business WordPress Theme allows Object Injection. This issue affects FLAP - Business WordPress Theme: from n/a through 1.5.

Explanation of Vulnerability in Simple Terms

02Summary

The FLAP Business WordPress Theme versions up to 1.5 contain a deserialization vulnerability that allows unauthenticated attackers to run arbitrary code on affected sites. The vulnerability exists in how the theme processes untrusted serialized data without proper validation. An attacker can exploit this remotely without user interaction to gain full control of the WordPress installation.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site and take complete control of WordPress.

Potential impact on your site

04Site Impact

Complete compromise of the WordPress site, including data theft, malware injection, and site defacement.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 9, 2025 CVE published
April 28, 2026 Record updated