CVE-2026-86585 | BDVDB-2026-375012 Detail

Fermax Electronica S.A.U.DUOX PLUS monitor firmware (VEO Wi-Fi range)

Description#

The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: adjacent.

Weaknesses#

CWE-347 Improper Verification of Cryptographic Signature

References#

https://fermax.com/security-advisories

Exploit#

No public exploit known

History#

Version 12026-09-16Record published in the CVE List.

Published

Published: 2026-09-16
Last modified: 2026-09-16

Vendor information

Vendor: Fermax Electronica S.A.U.
Product: DUOX PLUS monitor firmware (VEO Wi-Fi range)

All Fermax Electronica S.A.U. vulnerabilities

Score

7.7 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 4.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 01.48.001
Fixed
01.48.001

Scoring System

CVSS v4.0

7.7 High

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Attack Requirements	Present
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).