RCE in Dassault Systèmes Tuleap Enterprise Edition

CVE-2026-84285

An OS Command Injection vulnerability affecting Tuleap Enterprise Edition from 17.3 through 17.5 could allow an attacker to execute arbitrary commands on the server.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.018 (78.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-84285: held from 0.018 to 0.018.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84285?
CVE-2026-84285 is a high-severity vulnerability in Dassault Systèmes Tuleap Enterprise Edition, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-09-21.
How severe is CVE-2026-84285?
High severity. CVSS v3 base score is 8.8 out of 10.