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    CVE-2025-46171

    vBulletin 3.8.7 is vulnerable to a denial-of-service condition via the misc.php?do=buddylist endpoint. If an authenticated user has a sufficiently large buddy list, processing the list can consume excessive memory, exhausting system resources and crashing the forum.

    Published:Jul 23, 2025
    Last Modified:Jul 28, 2025
    EPS:Jul 23, 2025
    EPSS Score:0.00048
    CVSS Score:5.4

    Affected Products

    Vendor
    Vbulletin
    Product
    Vbulletin

    Exploits

    https://github.com/oiyl/CVE-2025-46171https://github.com/oiyl/CVE-2025-46171

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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