CVE-2001-0911: Francisco Burzi PHP-Nuke

High severity, CVSS 7.5. EPSS: 3.9% chance of exploitation in the next 30 days.

PHP-Nuke 5.1 stores user and administrator passwords in a base-64 encoded cookie, which could allow remote attackers to gain privileges by stealing or sniffing the cookie and decoding it.

Affected products

• Francisco Burzi PHP-Nuke: version 5.1 only; version 5.2 only; version 5.3.1 only
• Postnuke Software Foundation Postnuke: version 0.64 only

Published 2001-11-21. Last modified 2026-06-16.