CVE-2026-86474
Improper Certificate Validation in the Firmware Download vulnerability
- State
- Published
- Severity
- 7.7 High
- Published
- Sep 16, 2026
- Updated
- Sep 16, 2026
- Reserved
- Sep 7, 2026
Description
The lack of TLS certificate validation when downloading firmware updates in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker to perform man-in-the-middle attacks on the update channel.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 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 | FERMAX |
Weaknesses
- CWE-295 Improper Certificate Validation
Affected Products
| Product | Versions |
|---|---|
DUOX PLUS monitor firmware (VEO Wi-Fi range)Fermax Electronica S.A.U. |
|
References
- Fermax security advisoriesvendor-advisory
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