CVE-2004-0034: Phorum

Medium severity, CVSS 4.3. EPSS: 2.5% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in Phorum 3.4.5 and earlier allow remote attackers to inject arbitrary HTML or web script via (1) the phorum_check_xss function in common.php, (2) the EditError variable in profile.php, and (3) the Error variable in login.php.

Affected products

• Phorum Phorum: up to and including 3.4.5

Published 2004-01-20. Last modified 2026-06-16.