CVE-2026-1688: Clive 21 Directory Management System

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A security vulnerability has been detected in itsourcecode Directory Management System 1.0. The affected element is an unknown function of the file /admin/index.php. The manipulation of the argument Username leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Clive 21 Directory Management System: version 1.0 only

Published 2026-01-30. Last modified 2026-06-17.