Untis WebUntis before 2020.9.6 allows XSS in multiple functions that store information.
https://robin.meis.space/2020/03/11/notenmanipulation-in-elektronischen-klassenbuchern/
https://help.untis.at/hc/en-150/articles/360008456699
Source: Mitre, NVD
Published: 2020-09-24
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00359