What is CVE-2026-86551?

CVE-2026-86551 is a low-severity vulnerability in ZTE Nx741j, classified under Exposure of Resource to Wrong Sphere. CVSS score: 3.3/10. Published 2026-09-20.

How severe is CVE-2026-86551?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in ZTE Nx741j

CVE-2026-86551

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.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

Affected products

Zte Nx741j — versions GEN_ZTE_PQ85A01V1.0.0B23MR3 and all prior released versions

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

psirt@zte.com.cn

Frequently asked questions

What is CVE-2026-86551?: CVE-2026-86551 is a low-severity vulnerability in ZTE Nx741j, classified under Exposure of Resource to Wrong Sphere. CVSS score: 3.3/10. Published 2026-09-20.
How severe is CVE-2026-86551?: Low severity. CVSS v3 base score is 3.3 out of 10.