CVE catalog
CVE-2025-37727
Elasticsearch: Insertion of Sensitive Information into Log File via reindex API
- Severity
- Medium · CVSS 5.7
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.25% · Oct 25, 2026
A lack of log sanitization has been discovered in Elasticsearch. This issue arises under specific preconditions when auditing requests to the reindex API. Users of affected versions should inspect their logs if they are concerned about confidentiality loss. org.elasticsearch/elasticsearch-core: Elasticsearch Insertion of sensitive information in log file The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Maven | org.elasticsearch.plugin:reindex-client | Not reported | 9.1.5 | fixed |
| Maven | org.elasticsearch.plugin:reindex-client | Not reported | 8.19.5 | fixed |
| Maven | org.elasticsearch.plugin:reindex-client | Not reported | 9.0.8 | fixed |
| Maven | org.elasticsearch.plugin:reindex-client | Not reported | 9.1.5 | fixed |
| Cpe | elasticsearch | Not reported | 9.1.5 | fixed |
| Ubuntu | elasticsearch | 16.04 | 1.6.2+dfsg-1 | vulnerable |
| Ubuntu | elasticsearch | 16.04 | 1.7.3+dfsg-1 | vulnerable |
| Ubuntu | elasticsearch | 16.04 | 1.7.3+dfsg-2 | vulnerable |
| Ubuntu | elasticsearch | 16.04 | 1.7.3+dfsg-3 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Maven | org.elasticsearch.plugin:reindex-client | maven | Not reported | 9.1.5 | Not reported | GHSA-56R7-H6MW-RCFV | Not reported |
| Maven | org.elasticsearch.plugin:reindex-client | maven | Not reported | 8.19.5 | Not reported | GHSA-56R7-H6MW-RCFV | Not reported |
| Maven | org.elasticsearch.plugin:reindex-client | maven | Not reported | 9.0.8 | Not reported | GHSA-56R7-H6MW-RCFV | Not reported |
| Maven | org.elasticsearch.plugin:reindex-client | maven | Not reported | 9.1.5 | Not reported | GHSA-56R7-H6MW-RCFV | Not reported |
| Cpe | elasticsearch | cpe | Not reported | 9.1.5 | Not reported | NVD-CVE-2025-37727 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://github.com/advisories/GHSA-56r7-h6mw-rcfv]
- [https://nvd.nist.gov/vuln/detail/CVE-2025-37727]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2025-37727]
- [https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-37727.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2217.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [GitHub Advisory Database] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]