CVE-2026-6860
Published:May 06, 2026
Updated:August 04, 2026
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.
Affected Packages
https://github.com/eclipse-vertx/vert.x.git (GITHUB):
Affected version(s) >=5.0.0 <5.0.11Fix Suggestion:
Update to version 5.0.11https://github.com/eclipse-vertx/vert.x.git (GITHUB):
Affected version(s) >=4.5.0 <4.5.27Fix Suggestion:
Update to version 4.5.27io.vertx:vertx-core (JAVA):
Affected version(s) >=5.0.0 <5.0.12Fix Suggestion:
Update to version 5.0.12io.vertx:vertx-core (JAVA):
Affected version(s) >=5.0.0 <5.0.11Fix Suggestion:
Update to version 5.0.11io.vertx:vertx-core (JAVA):
Affected version(s) >=4.5.0 <4.5.27Fix Suggestion:
Update to version 4.5.27Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
LOW
CVSS v3
Base Score:
5.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
EPSS
Base Score:
0.24