CVE-2026-54406

HighCVSS 8.7/10Last modified Oct 25, 2026

Description

A malicious actor with access to the network and high privileges could exploit a Path Traversal vulnerability found in self-hosted instances of UniFi Network Application to escalate write permission on the host device.

Metrics

CVSS 3.1 8.7/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
Ubiquiti Inc	UniFi Network Application	< 10.4.57

References

https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afcVendor Advisory

Timeline

Published: Jul 2, 2026
Last modified: Oct 25, 2026
NVD status: Analyzed

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