CVE-2026-86551

Low CVSS 3.3

Published 2026-09-20 · last changed 2026-09-20

The fix

We hold no Microsoft remediation data for CVE-2026-86551, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

The Z80Ultra (NX741J) product contains a vulnerability where non-privileged programs can retrieve the Wi-Fi MAC address by querying the read-only field factory_mac_address in the Settings.Secure database.

Sources

NVD record for CVE-2026-86551

CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N