CVE-2026-6860

5.3 MEDIUM
Published: May 06, 2026 Modified: May 12, 2026
View on NVD

Description

A TCP client can perform a TLS handshake and present the server name extension with a server name that is accepted by a server wildcard name, e.g. if the server is configured with a certificate accepting *.example.com, any XYZ.example.com where xyz is a valid name can be used.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/eclipse-vertx/vert.x/pull/6102
Source: emo@eclipse.org
Issue Tracking Patch
https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381
Source: emo@eclipse.org
Exploit Issue Tracking Third Party Advisory
https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Issue Tracking Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.2%
15th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

eclipse