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    CVE-2025-66834

    A CSV Formula Injection vulnerability in TrueConf Server v5.5.2.10813 allows a normal user to inject malicious spreadsheet formulas into exported chat logs via crafted Display Name.

    Published:Dec 30, 2025
    Last Modified:Aug 20, 2026
    EPS:Dec 30, 2025
    EPSS Score:0.00271
    CVSS Score:7.3

    Affected Products

    Vendor
    Trueconf
    Product
    Server
    Vendor
    Trueconf
    Product
    Trueconf Server

    Exploits

    https://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66834/README.mdhttps://github.com/x00nullbit/CVE-References/blob/main/CVE-2025-66834/README.md

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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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