CVE-2026-86585

Improper Verification of the Firmware Signature vulnerability

Published Sep 16, 2026 CVSS 4.0 · 7.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
References
History
Type Values Removed Values Added
First Time appeared Fermax
Fermax duox Plus Monitor Firmware (veo Wi-fi Range)
Vendors & Products Fermax
Fermax duox Plus Monitor Firmware (veo Wi-fi Range)
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Improper Verification of the Firmware Signature vulnerability
Weaknesses CWE-347
References
Metrics cvssV4_0

{'score': 7.7, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
FERMAX
Published
Updated
Sep 16, 2026, 5:47 PM
Reserved
Sep 8, 2026, 7:00 AM
Status
Deferred
Published
Sep 16, 2026, 11:16 AM
Modified
Sep 18, 2026, 7:44 PM