CVE-2025-46171 – vBulletin Denial-of-Service Vulnerability

The following table lists the changes that have been made to the
CVE-2025-46171 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Jul. 23, 2025

    Action Type Old Value New Value
    Added Description 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.
    Added Reference http://vbulletin.com
    Added Reference https://github.com/oiyl/CVE-2025-46171
  • CVE Modified
    by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 23, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
    Added CWE CWE-400
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