GibbonEdu Gibbon version 25.0.0 allows HTML Injection via an IFRAME element to the Messager component.
https://herolab.usd.de/security-advisories/usd-2023-0019/
Source: Mitre, NVD
Published: 2023-11-14
Updated: 2023-11-17
Base Score: 5.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N
Severity: Medium
Base Score: 5.4
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00309