CVE-2020-23178: PHP-Fusion

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

An issue exists in PHP-Fusion 9.03.50 where session cookies are not deleted once a user logs out, allowing for an attacker to perform a session replay attack and impersonate the victim user.

Affected products

• PHP-Fusion PHP-Fusion: version 9.03.50 only

Published 2021-07-02. Last modified 2026-06-17.