VulnerabilityDeferred

CVE-2026-39975

Prior to 3.2.3, unauthenticated users could delete the .readonly file on iTop instances, leading to code execution.

CRITICAL 9.4EPSS 0.35%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.35%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 4.0: 9.4 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.35% probability · 28th percentile
CISA KEV: Not listed
Weakness: CWE-94
Source: security-advisories@github.com

References

https://github.com/Combodo/iTop/security/advisories/GHSA-h823-537c-xwfh

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.