What’s Vulnerable › Vulnerabilities

CVE-2006-4271

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2006-08-21 · updated 2026-06-16

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.

Affected products

• Jelsoft Vbulletin: 3.5.4

References

• http://archives.neohapsis.com/archives/bugtraq/2006-07/0061.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0069.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0121.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0217.html
• http://www.osvdb.org/28210
• http://www.pldsoft.com/forum/showthread.php?t=1340
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0061.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0069.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0121.html
• http://archives.neohapsis.com/archives/bugtraq/2006-07/0217.html
• http://www.osvdb.org/28210
• http://www.pldsoft.com/forum/showthread.php?t=1340

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