CVE-2025-49015

MEDIUM EPSS 9.0%

Published Jun 18, 20251y ago · Modified Jun 17, 20261w ago

4.9 CVSS 3.1

Medium

Published Jun 18, 2025 1y ago

Last Modified Jun 17, 2026 1w ago

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 Details

Base Score

4.9

Exploitability

1.2

Impact

3.6

Vector string

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

Threat Intelligence

EPSS Exploit Probability

9.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-297

Affected Products 1

Vendor	Product	Version	Range
couchbase	.net_sdk	*	≤3.7.1

References 3

docs.couchbase.com https://docs.couchbase.com/server/current/release-notes/relnotes.html

Release Notes
forums.couchbase.com https://forums.couchbase.com/tags/security

Issue Tracking
couchbase.com https://www.couchbase.com/alerts/

Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.