CVE-2018-3820

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-30 · updated 2026-06-17
Weakness: CWE-79

Description

Kibana versions after 6.1.0 and before 6.1.3 had a cross-site scripting (XSS) vulnerability in labs visualizations that could allow an attacker to obtain sensitive information from or perform destructive actions on behalf of other Kibana users.

Affected products

Kibana: from 6.1.0 (excl.) before 6.1.3 — fixed in 6.1.3

How to fix

Upgrade to a fixed version: Kibana 6.1.3. Check the vendor advisory for mitigations.

References

https://discuss.elastic.co/t/elastic-stack-6-1-3-and-5-6-7-security-update/117683
https://discuss.elastic.co/t/elastic-stack-6-1-3-and-5-6-7-security-update/117683

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