CVE-2025-49015 — MEDIUM (4.9)

Q: How severe is CVE-2025-49015?

CVE-2025-49015 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-49015?

Check the references section above for vendor advisories and patch information. Affected products include: Couchbase .Net Sdk.

Vulnerability 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.

CVSS Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Couchbase	.Net Sdk	<= 3.7.1

Related Weaknesses (CWE)

CWE-297

References

https://docs.couchbase.com/server/current/release-notes/relnotes.htmlRelease Notes
https://forums.couchbase.com/tags/securityIssue Tracking
https://www.couchbase.com/alerts/Vendor Advisory

FAQ

What is CVE-2025-49015?

CVE-2025-49015 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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 con...

How severe is CVE-2025-49015?

CVE-2025-49015 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-49015?

Check the references section above for vendor advisories and patch information. Affected products include: Couchbase .Net Sdk.