CVE-2020-12438: PHP-Fusion

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

An XSS vulnerability exists in the banners.php page of PHP-Fusion 9.03.50. This can be exploited because the only security measure used against XSS is the stripping of SCRIPT tags. A malicious actor can use HTML event handlers to run JavaScript instead of using SCRIPT tags.

Affected products

• PHP-Fusion PHP-Fusion: version 9.03.50 only

Published 2020-04-28. Last modified 2026-06-17.