CVE-2020-22453 json
Untis WebUntis before 2020.9.6 allows XSS in multiple functions that store information.
published 2020-09-24 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-15213
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 51%
- public exploits
- 0
- none known
Summary
Untis WebUntis before 2020.9.6 allows XSS in multiple functions that store information.
Patch / fix
- untis webuntis 2020.9.6
Exploit prediction
0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
help.untis.at
/hc/en-150/articles/360008456699
release-notes, vendor-advisory
-
robin.meis.space
/2020/03/11/notenmanipulation-in-elektronischen-klassenbuchern/
third-party-advisory
Sources
- CVE List CVE-2020-22453
- NVD CVE-2020-22453
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.