CVE-2021-37937

8.8 highEPSS 0.7%

High (8.8) in elastic elasticsearch. EPSS 0.7% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.8 high

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

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)
CWE: CWE-269
Published: 2023-11-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

elastic:elasticsearch

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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