CVE-2026-55116
Received Received - Intake

Improper Access Control in UniFi OS Devices

Publication date: 2026-07-02

Last updated on: 2026-07-02

Assigner: HackerOne

Description
A malicious actor with access to the network and under certain network configurations could exploit an Improper Access Control vulnerability found in certain devices running UniFi OS to make unauthorized changes to such UniFi OS devices.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-07-02
Last Modified
2026-07-02
Generated
2026-07-02
AI Q&A
2026-07-02
EPSS Evaluated
N/A
NVD
CVE-2026-55116
EUVD
EUVD-2026-41400

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
ubiquiti unifi_os *

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is an Improper Access Control issue found in certain devices running UniFi OS. A malicious actor who has access to the network and under specific network configurations can exploit this vulnerability to make unauthorized changes to these UniFi OS devices.

Impact Analysis

Exploitation of this vulnerability can allow an attacker to make unauthorized changes to UniFi OS devices. This can lead to a complete compromise of the device's confidentiality, integrity, and availability, potentially disrupting network operations and exposing sensitive information.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-55116. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart