CVE-2025-32589 HIGH

CVE-2025-32589: WordPress Flexi – Guest Submit Plugin <= 4.28 - Local File Inclusion vulnerability

Vendor Odude
Product Flexi – Guest Submit
Weakness CWE-98 · PHP file inclusion
Published April 11, 2025
Last update April 28, 2026

CVSS base score

8.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in odude Flexi – Guest Submit flexi allows PHP Local File Inclusion.This issue affects Flexi – Guest Submit: from n/a through <= 4.28.

Explanation of Vulnerability in Simple Terms

02Summary

Flexi – Guest Submit versions 4.28 and earlier contain a code injection vulnerability that allows unauthenticated attackers to execute arbitrary code on the site. The vulnerability requires high attack complexity but no user interaction. An attacker can gain full control over the affected site, including reading sensitive data, modifying content, and disrupting service.

What an attacker can do

03Attacker Capabilities

Execute arbitrary code on the site without authentication, gaining full control over data and functionality.

Potential impact on your site

04Site Impact

Complete compromise of the site: attackers can steal data, modify content, create backdoors, or take the site offline.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication required, but exploitation requires specific technical conditions.

Key dates

06Disclosure timeline

April 11, 2025 CVE published
April 28, 2026 Record updated