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CVE-2025-14020

Published: Dec 15, 2025Updated: Dec 18, 2025 Sources: CVE List NVDCWE-451
NVD MITRE
5.4CVSSMEDIUM
EPSS Score
0.1%
Top 95.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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 Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-451

Affected Products

LINE client for AndroidLINE Corporation
Mixed
Communications / messaging-chat
linelinecorp
On-premMobile App
Communications / messaging-chat
line corporationcommercialCommunicationsaka line
linecorpcommercialJPCommunicationsaka line

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://hackerone.com/reports/2547989
hackerone.com

Timeline

Published
Dec 15, 2025
Last Updated
Dec 18, 2025

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