CVE-2025-46171

CVSS 5.4 MEDIUMEPSS 0.3%CWE-400

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected products

n/a · n/a

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References

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