CVE-2003-0442: PHP

Medium severity, CVSS 4.3. EPSS: 7% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the transparent SID support capability for PHP before 4.3.2 (session.use_trans_sid) allows remote attackers to insert arbitrary script via the PHPSESSID parameter.

Affected products

• PHP PHP: up to and including 4.3.1
• Red Hat Linux: version 8.0 only; version 9.0 only

Published 2003-07-24. Last modified 2026-06-16.