CVE-2026-39544: Themestek Labtechco

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in themeStek LabtechCO labtechco allows PHP Local File Inclusion.This issue affects LabtechCO: from n/a through <= 8.3.

Affected products

• Themestek Labtechco: up to and including 8.3

Published 2026-04-08. Last modified 2026-07-24.