# CVE-2025-49015

> CVE-2025-49015. CVSS 4.9 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-49015
Last updated: 2026-06-17T09:30:40Z

- Published: 2025-06-18 00:00 UTC · Updated: 2026-06-17 09:30 UTC · Assigner: mitre
- CVSS: 4.9 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- EPSS: 0.23%, 14th percentile (scored 2026-10-25)
- CISA KEV: no

## Description

The Couchbase .NET SDK (client library) before 3.7.1 does not properly enable hostname verification for TLS certificates. In fact, the SDK was also using IP addresses instead of hostnames due to a configuration option that was incorrectly enabled by default.

## Affected vendors and products

_None listed._

## Tracked companies

- [Couchbase](https://rewindex.com/company/couchbase.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-49015)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-49015)
- [https://docs.couchbase.com/server/current/release-notes/relnotes.html](https://docs.couchbase.com/server/current/release-notes/relnotes.html)
- [https://forums.couchbase.com/tags/security](https://forums.couchbase.com/tags/security)
- [https://www.couchbase.com/alerts/](https://www.couchbase.com/alerts/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-49015 · Markdown: https://rewindex.com/cve/CVE-2025-49015.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-49015 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:50:14.525Z