Description
Improper Neutralization of Input During Web Page Generation in Kibana can lead to Stored XSS via case file upload.
Affected products
elastic: kibana
References1
- discuss.elastic.co/t/kibana-8-18-8-8-19-5-9-0-8-and-9-1-5-secur… Vendor Advisory
Metrics
- CVSS 3.1
-
5.4
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - EPSS — exploit probability
- 0% percentile: 16 · as of 9 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.