Privilege escalation in Wind River Systems Inc Vxworks 7
CVE-2026-104018
An improper privilege management vulnerability (CWE-269) exists in the command shell of Wind River VxWorks 7 when configured to enforce per-user command privileges. Under certain shell operations, a command may be evaluated without the privilege check that is normally applied, allowing an authenticated user with limited privileges to execute commands they are not authorized to run. Successful exploitation can result in privilege escalation, with impact to the confidentiality, integrity, and availability of the affected device. The issue affects all versions of VxWorks 7 prior to 26.09. It has been fixed in 26.09.
Vulnerability class: Privilege Escalation
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
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Wind River Systems Inc Vxworks 7 — versions VxWorks 7
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-104018?
- CVE-2026-104018 is a high-severity vulnerability in Wind River Systems Inc Vxworks 7, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-10-01.
- How severe is CVE-2026-104018?
- High severity. CVSS v3 base score is 8.8 out of 10.