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    CVE-2025-8760

    A vulnerability was identified in INSTAR 2K+ and 4K 3.11.1 Build 1124. This affects the function base64_decode of the component fcgi_server. The manipulation of the argument Authorization leads to buffer overflow. It is possible to initiate the attack remotely.

    Published:Aug 13, 2025
    Last Modified:Apr 15, 2026
    EPS:Aug 13, 2025
    EPSS Score:0.00177
    CVSS Score:9.8

    Affected Products

    No affected product recorded yet

    Exploits

    https://github.com/born0monday/CVE-2025-8760

    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