CVE-2021-22150: Kibana code execution issue

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-11-22 · updated 2026-06-17
Weakness: CWE-94

Description

It was discovered that a user with Fleet admin permissions could upload a malicious package. Due to using an older version of the js-yaml library, this package would be loaded in an insecure manner, allowing an attacker to execute commands on the Kibana server.

Affected products

Kibana: from 7.10.2 before 7.14.1 — fixed in 7.14.1

How to fix

Upgrade to a fixed version: Kibana 7.14.1. Check the vendor advisory for mitigations.

References

https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077
https://www.elastic.co/community/security
https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077
https://www.elastic.co/community/security

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