Improper Input Validation in UniFi Network Application by Ubiquiti
CVE-2026-77535

9.1CRITICAL

Key Information:

Vendor

Ubiquiti Inc

Status
Unifi Network Application
Vendor
CVE Published:
26 August 2026

What is CVE-2026-77535?

A vulnerability has been identified in the UniFi Network Application where improper input validation allows a malicious actor with network access and high privileges to perform command injection on adopted devices. This flaw could lead to unauthorized actions being executed on the devices, posing a significant risk if exploited.

Affected Version(s)

UniFi Network Application 0 < 10.5.67

References

https://community.ui.com/releases/Security-Advisory-Bulle...

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.