# CVE-2026-84285: Tuleap Enterprise Edition OS command injection

Source: https://junglewise.ai/threats/cve-2026-84285-an-os-command-injection-vulnerability-affecting-tuleap-enterprise  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-21. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-84285 · Severity: high · CVSS 8.8 · Published 2026-09-21

Tuleap Enterprise Edition is a collaborative platform for managing projects and software development. An OS command injection vulnerability in versions 17.3 through 17.5 could allow an attacker to execute arbitrary commands on the server, potentially leading to complete system compromise, data theft, or service disruption.

Technologies: [Dassault SystèMes Tuleap Enterprise Edition](https://junglewise.ai/threats/technologies/tuleap-enterprise-edition). Vendors: [Dassault SystèMes](https://junglewise.ai/threats/vendors/dassault-syst-mes).

## Quick answers

**Is CVE-2026-84285 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-84285 being exploited in the wild.

**How severe is CVE-2026-84285?** High severity, with a CVSS score of 8.8, published 21 September 2026.

**Which products and versions are affected?** Dassault SystèMes Tuleap Enterprise Edition 17.3 through 17.5.

**Is there a fix for CVE-2026-84285?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-84285 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-84285?** Check whether you run Dassault SystèMes Tuleap Enterprise Edition at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An OS command injection vulnerability exists in Tuleap Enterprise Edition that permits an attacker to inject and execute arbitrary OS commands on the affected server. The vulnerability affects versions 17.3 through 17.5 and likely requires some form of user interaction or authentication based on typical Tuleap architecture. Successful exploitation results in remote code execution with the privileges of the application process.

## Affected products

- Dassault Systèmes Tuleap Enterprise Edition 17.3 through 17.5

## Timeline

- 2026-09-21: disclosed

## References

- [https://www.3ds.com/trust-center/security/security-advisories/cve-2026-84285](https://www.3ds.com/trust-center/security/security-advisories/cve-2026-84285)

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