Gibbon v23 does not generate a new session ID cookie after a user authenticates, making the application vulnerable to session fixation.
https://github.com/GibbonEdu/core/security/advisories/GHSA-4mq5-8jvh-qq3p
Source: Mitre, NVD
Published: 2022-05-25
Updated: 2026-07-09
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00114