CVE-2025-37727
Elasticsearch: Insertion of Sensitive Information into Log File via reindex API
5.7
MEDIUM
CVSS 3.1
EPSS 0.02%
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
How to fix CVE-2025-37727
To remediate CVE-2025-37727, upgrade the affected package to a fixed version below.
- —upgrade to 8.18.8 or later
- —upgrade to 8.18.8 or later
Is CVE-2025-37727 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 8.18.8, >= 8.19.0, < 8.19.5, >= 9.0.0, < 9.0.8, >= 9.1.0, < 9.1.5
- >= 7.0.0, < 8.18.8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |