CVE-2026-86551
Wi-Fi MAC Address Obtainment by Non-privileged Program Vulnerability in ZTE Z80Ultra (NX741J) product
Description
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.
INFO
Published Date :
Sept. 20, 2026, 2:16 a.m.
Last Modified :
Sept. 20, 2026, 2:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-86551
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | 6786b568-6808-4982-b61f-398b0d9679eb | ||||
| CVSS 3.1 | LOW | [email protected] |
Solution
- Modify database permissions to protect sensitive fields.
- Sanitize all user-supplied input.
- Implement secure coding practices.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-86551.
| URL | Resource |
|---|---|
| https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/6413948624371024003 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-86551 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-86551
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-86551 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-86551 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Sep. 20, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Added CWE CWE-668 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/86xxx/CVE-2026-86551.json">CVE-2026-86551</a> Added Reference https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/6413948624371024003