CVE-2006-4271

critical

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.

References

http://www.pldsoft.com/forum/showthread.php?t=1340

http://www.osvdb.org/28210

http://archives.neohapsis.com/archives/bugtraq/2006-07/0217.html

http://archives.neohapsis.com/archives/bugtraq/2006-07/0121.html

http://archives.neohapsis.com/archives/bugtraq/2006-07/0069.html

Details

Source: Mitre, NVD

Published: 2006-08-21

Updated: 2026-04-16

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.01597