Medium, CVSS 5.7MavenPublished
Elasticsearch: Insertion of Sensitive Information into Log File via reindex API
CVE-2025-37727 · GHSA-56r7-h6mw-rcfv
- Affected
- Maven org.elasticsearch.plugin:reindex-client >= 7.0.0, < 8.18.8; >= 8.19.0, < 8.19.5; >= 9.0.0-beta1, < 9.0.8; >= 9.1.0, < 9.1.5
- Fixed in
- 9.1.58.18.89.0.88.19.5· Vendor fix available
- Issue
- 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
Recommended action: Upgrade to 9.1.5, 9.0.8, 8.19.5 or 8.18.8 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.