CVE-2026-77549

Published: Ago 26, 2026 Last Modified: Ago 26, 2026
ExploitDB:
Other exploit source:
Google Dorks:
CRITICAL 9,0
Source: fe490ce8-0395-4072-90d8-2707e1bdf984
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: changed
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

A malicious actor with access to the network and under certain conditions could exploit an Improper Neutralization of CRLF Sequences vulnerability found in certain devices running UniFi OS to bypass authentication to such UniFi OS devices or instances.

93

Improper Neutralization of CRLF Sequences ('CRLF Injection')

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity
Potential Impacts:
Modify Application Data
Applicable Platforms
All platforms may be affected
View CWE Details
https://community.ui.com/releases/Security-Advisory-Bulleti…
https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-…