What is CVE-2026-56842?

CVE-2026-56842 is a high-severity vulnerability in Ubiquiti Inc Unifi Network Application, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2026-07-02.

How severe is CVE-2026-56842?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Ubiquiti Inc Unifi Network Application

CVE-2026-56842

A malicious actor with access to the network and under certain conditions could exploit an Incorrect Authorization vulnerability found in UniFi Network Application to persist privileges within UniFi Network Application after such access had been removed.

Vulnerability class: Broken Access Control

EPSS: 0.002 (11.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ubiquiti Inc Unifi Network Application — versions 0
Ui Unifi_network_application

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

support@hackerone.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-56842?: CVE-2026-56842 is a high-severity vulnerability in Ubiquiti Inc Unifi Network Application, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2026-07-02.
How severe is CVE-2026-56842?: High severity. CVSS v3 base score is 7.5 out of 10.