CVE-2026-39975: Combodo Itop

Critical severity, CVSS 9.4. EPSS: 0.6% chance of exploitation in the next 30 days.

Combodo iTop is a web-based IT service management tool. Prior to 3.2.3, unauthenticated users could delete the .readonly file on iTop instances, leading to code execution. This file, created during the setup process, prevents users from performing write actions. This issue has been fixed in version 3.2.3.

Affected products

• Combodo Itop: before 3.2.3 (fixed in 3.2.3)

Published 2026-08-24. Last modified 2026-09-09.