CVE-2014-8998: x7chat x7 Chat

Medium severity, CVSS 6.5. EPSS: 35.9% chance of exploitation in the next 30 days.

lib/message.php in X7 Chat 2.0.0 through 2.0.5.1 allows remote authenticated users to execute arbitrary PHP code via a crafted HTTP header to index.php, which is processed by the preg_replace function with the eval switch.

Affected products

• x7chat x7 Chat: version 2.0.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; version 2.0.4.1 only; …

Published 2014-11-20. Last modified 2026-06-17.