What the vulnerability does
01Description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in JanStudio Gecko gecko allows PHP Local File Inclusion.This issue affects Gecko: from n/a through <= 1.9.8.
Explanation of Vulnerability in Simple Terms
02Summary
Gecko versions 1.9.8 and earlier contain a flaw that allows an attacker to read sensitive data, modify site content, or disrupt service availability. The vulnerability requires specific conditions to exploit but does not require authentication or user interaction. Site administrators should update to a version newer than 1.9.8 as soon as possible.
What an attacker can do
03Attacker Capabilities
Read sensitive data, modify site content, or cause the site to become unavailable.
Potential impact on your site
04Site Impact
Potential data breach, unauthorized content changes, or service disruption affecting site visitors.
Conditions required to exploit
05Prerequisites
Network access to the site; specific attack conditions must be met (high complexity).
Key dates
06Disclosure timeline
January 7, 2026
CVE published
April 28, 2026
Record updated