GHSA-m9gh-789g-q5pv
Elasticsearch PKI Realm Authentication Bypass Vulnerability Allows User Impersonation Through Crafted Client Certificates
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Maven | org.elasticsearch.plugin:x-pack-security | >= 7.0.0-alpha1, < 8.19.8 | 8.19.8 |
| Maven | org.elasticsearch.plugin:x-pack-security | >= 9.0.0-beta1, < 9.1.8 | 9.1.8 |
| Maven | org.elasticsearch.plugin:x-pack-security | >= 9.2.0, < 9.2.2 | 9.2.2 |
| Maven | org.elasticsearch.plugin:x-pack-core | >= 7.0.0-alpha1, < 8.19.8 | 8.19.8 |
| Maven | org.elasticsearch.plugin:x-pack-core | >= 9.0.0-beta1, < 9.1.8 | 9.1.8 |
| Maven | org.elasticsearch.plugin:x-pack-core | >= 9.2.0, < 9.2.2 | 9.2.2 |
Details
As written in the advisory (Markdown source, shown as plain text).
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.
References
External links from the advisory. They lead to third-party sites.
- https://nvd.nist.gov/vuln/detail/CVE-2025-37731
- https://github.com/elastic/elasticsearch/commit/cd97b8566bf56e628070021300784cb9cee0286f
- https://github.com/elastic/elasticsearch/commit/d8a408da79f214395845d99d241e832077045983
- https://github.com/elastic/elasticsearch/commit/e519fe4c51a3c887675eb7daea2f914738847f23
- https://discuss.elastic.co/t/elasticsearch-8-19-8-9-1-8-and-9-2-2-security-update-esa-2025-27/384063
- https://github.com/elastic/elasticsearch