CVE-2008-6657: Simple Machines Forum

Medium severity, CVSS 6.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in index.php in Simple Machines Forum (SMF) 1.0 before 1.0.15 and 1.1 before 1.1.7 allows remote attackers to hijack the authentication of admins for requests that install packages via the package parameter in an install2 action.

Affected products

• Simple Machines Simple Machines Forum: version 1.0.5 only; version 1.0.6 only; version 1.0.7 only; version 1.0.11 only; version 1.0.12 only; version 1.1.1 only; …

Published 2009-04-07. Last modified 2026-06-16.