Firmware Update Vulnerability in VEO and VEO-XS Wi-Fi Monitors by Fermax
CVE-2026-86585

7.7HIGH

Key Information:

Vendor

Fermax Electronica S.a.u.

Status
Duox Plus Monitor Firmware (veo Wi-fi Range)
Vendor
CVE Published:
16 September 2026

What is CVE-2026-86585?

A security issue in the VEO and VEO-XS Wi-Fi monitors manufactured by Fermax permits an attacker to exploit the lack of signature verification in firmware update packages. This vulnerability enables unauthorized installation of malicious firmware on devices running versions prior to 01.48.001, thereby jeopardizing device integrity and exposing users to potential security breaches.

Affected Version(s)

DUOX PLUS monitor firmware (VEO Wi-Fi range) VEO-WIFI 0 < 01.48.001

References

https://fermax.com/security-advisories
vendor-advisory

CVSS V4

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Pedro J. Núñez-Cacho Fuentes (Tunelko)
INCIBE-CERT
.