CVE-2026-8208: Gibbonedu Gibbon

High severity, CVSS 8.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Gibbon versions before v30.0.01 are affected by a local file inclusion vulnerability resulting in RCE by changing the report archive directory and forcing interpretation of a user provided .zip as PHP. Successful exploitation requires Teacher or higher privileges. Exploitation could result in compromise of the underlying web server.

Affected products

• Gibbonedu Gibbon: before 30.0.01 (fixed in 30.0.01)

Published 2026-05-09. Last modified 2026-07-24.