Ubiquiti UniFi Connect EV Station Lite up to 1.6.0 WiFi AutoLink Feature access control

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.19

Summaryinfo

A vulnerability classified as critical has been found in Ubiquiti UniFi Connect EV Station Lite up to 1.6.0. Affected is an unknown function of the component WiFi AutoLink Feature. The manipulation leads to access control. This vulnerability is traded as CVE-2026-21635. Access to the local network is required for this attack to succeed. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Ubiquiti UniFi Connect EV Station Lite up to 1.6.0. It has been rated as problematic. This issue affects some unknown processing of the component WiFi AutoLink Feature. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality. The summary by CVE is:

An Improper Access Control could allow a malicious actor in Wi-Fi range to the EV Station Lite (v1.5.2 and earlier) to use WiFi AutoLink feature on a device that was only adopted via Ethernet.

The advisory is shared at community.ui.com. The identification of this vulnerability is CVE-2026-21635 since 01/01/2026. The exploitation is known to be difficult. Access to the local network is required for this attack to succeed. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 1.6.1 eliminates this vulnerability. The upgrade is hosted for download at community.ui.com.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector (hackerone): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: UniFi Connect EV Station Lite 1.6.1

Timelineinfo

01/01/2026 CVE reserved
01/05/2026 +4 days Advisory disclosed
01/05/2026 +0 days VulDB entry created
01/30/2026 +25 days VulDB entry last update

Sourcesinfo

Advisory: community.ui.com
Status: Confirmed

CVE: CVE-2026-21635 (🔒)
GCVE (CVE): GCVE-0-2026-21635
GCVE (VulDB): GCVE-100-339569

Entryinfo

Created: 01/05/2026 18:41
Updated: 01/30/2026 03:05
Changes: 01/05/2026 18:41 (65), 01/30/2026 03:05 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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