CVE-2025-14020

LINE client for Android versions prior to 14.20 contains a UI spoofing vulnerability in the in-app browser where the full-screen security Toast notification is not properly re-displayed when users return from another application, potentially allowing attackers to conduct phishing attacks by impersonating legitimate interfaces.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://hackerone.com/reports/2547989	Permissions Required Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:linecorp:line:*:*:*:*:*:android:*:*

History

07 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) El cliente de LINE para versiones de Android anteriores a la 14.20 contiene una vulnerabilidad de suplantación de interfaz de usuario (UI) en el navegador integrado en la aplicación, donde la notificación Toast de seguridad en pantalla completa no se vuelve a mostrar correctamente cuando los usuarios regresan de otra aplicación, lo que podría permitir a los atacantes realizar ataques de phishing suplantando interfaces legítimas.

Information

Published : 2025-12-15 07:15

Updated : 2026-10-07 19:10

NVD link : CVE-2025-14020

Mitre link : CVE-2025-14020

CVE.ORG link : CVE-2025-14020

JSON object : View

Products Affected

linecorp

line

CWE

CWE-451

User Interface (UI) Misrepresentation of Critical Information

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