CVE-2023-3394: Fossbilling

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

Session Fixation in GitHub repository fossbilling/fossbilling prior to 0.5.1.

Affected products

• Fossbilling Fossbilling: before 0.5.1 (fixed in 0.5.1)

Published 2023-06-23. Last modified 2026-06-17.