VULNERABILITY INTELLIGENCE

CVE-2006-4271

CVSS score7.5 HIGH
EPSS probability2.11%
CISA KEVNot currently listed
Published2006-08-21
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

PHP remote file inclusion vulnerability in install/upgrade_301.php in Jelsoft vBulletin 3.5.4 allows remote attackers to execute arbitrary PHP code via a URL in the step parameter. NOTE: the vendor has disputed this vulnerability, saying "The default vBulletin requires authentication prior to the usage of the upgrade system.

Primary references