Name: CVE-2021-37939: Exposure of Sensitive Information to an Unauthorized Actor
Creator: Rapid7
Published: 2021-11-18T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-37939, CWE-200, CWE-319, CVSS 2.7, EPSS 0.00456

It was discovered that Kibana’s JIRA connector & IBM Resilient connector could be used to return HTTP response data on internal hosts, which may be intentionally hidden from public view. Using this vulnerability, a malicious user with the ability to create connectors, could utilize these connectors to view limited HTTP response data on hosts accessible to the cluster.

CVSS Details

CVSS 3.1 Base Score: 2.7
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Elastic Kibana	—	Upgrade Elastic Kibana to the latest version	Sep 3, 2025	Nov 18, 2021

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CVSS Details

Covered by Rapid7

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