MEDIUM 6.8 Microsoft
CVE-2025-37731
Elasticsearch Improper Authentication
Microsoft Security Update 2026-Aug: Elasticsearch Improper Authentication
Affected Products
- azl3 rubygem-elasticsearch 8.9.0-1 on Azure Linux 3.0
- cbl2 rubygem-elasticsearch 8.3.0-1 on CBL Mariner 2.0
- cbl2 rubygem-elasticsearch 8.3.0-1
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-37731
- https://nvd.nist.gov/vuln/detail/CVE-2025-37731
This medium severity vulnerability with a CVSS score of 6.8 was published on 2026-08-06 via Microsoft. Affected: azl3 rubygem-elasticsearch 8.9.0-1 on Azure Linux 3.0, cbl2 rubygem-elasticsearch 8.3.0-1 on CBL Mariner 2.0, cbl2 rubygem-elasticsearch 8.3.0-1.
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