CVE-2006-1963: Pcpin Chat

Medium severity, CVSS 5.5. EPSS: 1.6% chance of exploitation in the next 30 days.

Directory traversal vulnerability in main.php in PCPIN Chat 5.0.4 and earlier allows remote authenticated users to include and execute arbitrary PHP code via a ".." (dot dot) in a language cookie, as demonstrated by uploading then accessing a smiliefile image that actually contains PHP code.

Affected products

• Pcpin Pcpin Chat: version 3.1.5 only; version 3.1.6 only; version 3.1.7r only; version 3.2.0 only; version 3.2.1 only; version 3.2.3 only; …

Published 2006-04-21. Last modified 2026-06-16.