CVE-2025-37731: Elasticsearch Improper Authentication
Elastic · Elasticsearch
Vendor fix available · Affected: Elasticsearch · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 8% of scored CVEs
DescriptionCVE.org
Improper Authentication in Elasticsearch PKI realm can lead to user impersonation via specially crafted client certificates. A malicious actor would need to have such a crafted client certificate signed by a legitimate, trusted Certificate Authority.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Elastic · Elasticsearchfrom 7.0.0 up to and including 7.17.29; from 8.0.0 up to and including 8.19.7; from 9.0.0 up to and including 9.1.7; from 9.2.0 up to and including 9.2.1
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Elastic
- Published
- December 2025
CoverageNo articles yet
No CyberSIXT article names CVE-2025-37731 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.