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CVE-2025-14021

MEDIUM
4.3
CVSS Score
Published: December 15, 2025 at 06:41 AM UTC
Updated: October 7, 2026 at 07:10 PM UTC
1 product affected across 1 vendorLine

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

The in-app browser in LINE client for iOS versions prior to 14.14 is vulnerable to address bar spoofing, which could allow attackers to execute malicious JavaScript within iframes while displaying trusted URLs, enabling phishing attacks through overlaid malicious content.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Line· Linecorp
95%
v < 14.14.014.13 ≤ v < 14.1414.13
Affected range stops below 14.14, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Permissions RequiredThird Party Advisory
Source: cverecord
https://hackerone.com/reports/2548498

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMLY-Corporation
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-451

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