CVE-2021-37937

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

An issue was found with how API keys are created with the Fleet-Server service account. When an API key is created with a service account, it is possible that the API key could be created with higher privileges than intended. Using this vulnerability, a compromised Fleet-Server service account could escalate themselves to a super-user.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

Vendor	Product	Versions
Elastic	Elasticsearch	>= 7.13.0, < 7.14.0

References

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

Timeline

Published: Nov 22, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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