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