CVE-2026-86474Improper Certificate Validation in the Firmware Download vulnerability
Updated under an hour ago ()
Does this affect you?
It affects Fermax Electronica S.A.U. DUOX PLUS monitor firmware (VEO Wi-Fi range). Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.7 HIGH (v4.0, CNA)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
- Weakness (CWE)
- CWE-295
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- FERMAX
- NVD analysis
- Deferred
- Record last updated
- Sep 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Fermax Electronica S.A.U. DUOX PLUS monitor firmware (VEO Wi-Fi range) fermax_electronica_s.a.u:duox_plus_monitor_firmware_veo_wi_fi_range (from the name) | before 01.48.001 | CNA record |
References
- https://fermax.com/security-advisoriesvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.