by Kastro
Paper/Archive/CVE-2026-39975

CVE-2026-39975

Combodo iTop — Combodo iTop: Remote code execution using external auth variable value

EPSS 0.6%CVSS 9.4
critical.is priorityof 100
38
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 48.3.483 × 209.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
iTop< 3.2.3–CNA

Scores by source

GitHub_M (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgithub.com/Combodo/iTop/security/advisories/GHSA-h823-537c-xwfh