CVE-2021-41161: XSS in csvimport in 3.0.0-beta versions

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-21 · updated 2026-06-17
Weakness: CWE-79

Description

Combodo iTop is a web based IT Service Management tool. In versions prior to 3.0.0-beta6 the export CSV page don't properly escape the user supplied parameters, allowing for javascript injection into rendered csv files. Users are advised to upgrade. There are no known workarounds for this issue.

Affected products

Combodo iTop: before 3.0.0; 3.0.0-beta, 3.0.0-beta2, 3.0.0-beta3, 3.0.0-beta4, 3.0.0-beta5 — fixed in 3.0.0

How to fix

Upgrade to a fixed version: Combodo iTop 3.0.0. Check the vendor advisory for mitigations.

References

https://github.com/Combodo/iTop/commit/c8f3d23d30c018bc44189b38fa34a5fffb4edb22
https://github.com/Combodo/iTop/security/advisories/GHSA-788f-g6g9-f8fc
https://github.com/Combodo/iTop/commit/c8f3d23d30c018bc44189b38fa34a5fffb4edb22
https://github.com/Combodo/iTop/security/advisories/GHSA-788f-g6g9-f8fc

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