What the vulnerability does
01Description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in axiomthemes FitFlex fitflex allows PHP Local File Inclusion.This issue affects FitFlex: from n/a through <= 1.6.
Explanation of Vulnerability in Simple Terms
02Summary
FitFlex versions 1.6 and earlier contain a remote code execution vulnerability. An attacker can exploit this flaw over the network without authentication to run arbitrary code on the affected site. The vulnerability requires specific conditions to be met but poses a critical risk to site integrity and data confidentiality.
What an attacker can do
03Attacker Capabilities
Run their own code on the site without logging in.
Potential impact on your site
04Site Impact
Complete compromise of site data, functionality, and user information if exploited.
Conditions required to exploit
05Prerequisites
Network access to the site; specific attack conditions must be met (high complexity).
Key dates
06Disclosure timeline
December 18, 2025
CVE published
April 28, 2026
Record updated