CVE-2022-27305: Gibbonedu Gibbon

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

Gibbon v23 does not generate a new session ID cookie after a user authenticates, making the application vulnerable to session fixation.

Affected products

• Gibbonedu Gibbon: before 23.0.02 (fixed in 23.0.02)

Published 2022-05-25. Last modified 2026-07-09.