CVE-2026-54406

HIGH
MEDIUM Priority: 0.05 BB Relevance: 63/100
Published: 2026-07-02 Modified: 2026-10-25 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: High
UI: None
S: Changed
C: None
I: High
A: High

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.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
ui unifi_network_application < 10.4.57

Bug Bounty Relevance

63 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

8.7 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H

EPSS — Exploitation Probability

0.59%
Raw Score 0.005870
Percentile 48.0%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00587
2026-10-28
0.00587

Intelligence Sources

nvd ref →