RCE in Chengdu Feiyuxing Technology Vec10gp
CVE-2026-124585
A vulnerability was found in Chengdu Feiyuxing Technology VW2100 and VEC10GP 1.0 B-MB3W202-210825-r11775. This issue affects the function add_expmac of the file var/html/webserver of the component Web Administration Interface. The manipulation of the argument mac results in os command injection. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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
- Chengdu Feiyuxing Technology Vec10gp — versions 1.0 B-MB3W202-210825-r11775
- Chengdu Feiyuxing Technology Vw2100 — versions 1.0 B-MB3W202-210825-r11775
Weakness classification (CWE)
References
- github.com/C0KE/Feiyuxing-VROS-add_expmac-RCE/blob/main/poc_add_expmac.py (exploit)
- vuldb.com/cve/CVE-2026-124585 (third-party-advisory)
- vuldb.com/submit/1039019 (third-party-advisory)
- vuldb.com/vuln/433009 (technical-description, vdb-entry)
- vuldb.com/vuln/433009/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-124585?
- CVE-2026-124585 is a critical-severity vulnerability in Chengdu Feiyuxing Technology Vec10gp, classified under Command Injection. CVSS score: 9.9/10. Published 2026-11-09.
- How severe is CVE-2026-124585?
- Critical severity. CVSS v3 base score is 9.9 out of 10.