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    CVE-2023-5554

    Lack of TLS certificate verification in log transmission of a financial module within LINE client for iOS prior to 13.16.0.

    Published:Oct 12, 2023
    Last Modified:Dec 9, 2025
    EPS:Oct 12, 2023
    EPSS Score:0.00145
    CVSS Score:4.8

    Affected Products

    Vendor
    Linecorp
    Product
    Line

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-295 Improper Certificate Validation

    Related CVEs

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    CVE-2025-14020 (CVSS 5.4) — LINE client for Android versions prior to 14.20 contains a UI spoofing vulnerability in the in-app browser whe…
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    CVE-2024-5739 (CVSS 6.1) — The in-app browser of LINE client for iOS versions below 14.9.0 contains a Universal XSS (UXSS) vulnerability.…
    CVE-2023-48135 (CVSS 5.4) — An issue in mimasaka_farm mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications vi…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High