CVE-2025-37727

Elasticsearch Insertion of sensitive information in log file

State: Published
Severity: 5.7 Medium
Published: Oct 10, 2025
Updated: Oct 10, 2025
Reserved: Apr 16, 2025

Description

Insertion of sensitive information in log file in Elasticsearch can lead to loss of confidentiality under specific preconditions when auditing requests to the reindex API https://www.elastic.co/docs/api/doc/elasticsearch/operation/operation-reindex

Scores

CVSS	Score	Vector	Source
3.1	5.7 Medium	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	elastic

Weaknesses

CWE-532 Insertion of Sensitive Information into Log File

Affected Products

Product	Versions
ElasticsearchElastic	7.0.0 through 7.17.29Affected 8.0.0 through 8.18.7Affected 8.19.0 through 8.19.4Affected 9.0.0 through 9.0.7Affected 9.1.0 through 9.1.4Affected

References

https://discuss.elastic.co/t/elasticsearch-8-18-8-8-19-5-9-0-8-9-1-5-security-update-esa-2025-18/382453

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