CVE-2001-0475: Jelsoft vBulletin

High severity, CVSS 7.5. EPSS: 2.8% chance of exploitation in the next 30 days.

index.php in Jelsoft vBulletin does not properly initialize a PHP variable that is used to store template information, which allows remote attackers to execute arbitrary PHP code via special characters in the templatecache parameter.

Affected products

• Jelsoft vBulletin: up to and including 1.1.5; up to and including 2.0_beta_2

Published 2001-06-27. Last modified 2026-06-16.