CVE-2007-2546: Simple Machines Forum

Medium severity, CVSS 6.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Session fixation vulnerability in Simple Machines Forum (SMF) 1.1.2 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID parameter.

Affected products

• Simple Machines Simple Machines Forum: up to and including 1.1.2

Published 2007-05-09. Last modified 2026-06-16.