CVE-2026-6860
Last modified
CVE-2026-6860 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eclipse | Vert.X | >= 4.3.4, <= 4.5.26 |
| Eclipse | Vert.X | >= 5.0.0, <= 5.0.11 |
References
- https://github.com/eclipse-vertx/vert.x/pull/6102Issue Tracking, Patch
- https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-3g76-f9xq-8vp6Exploit, Vendor Advisory
- https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381Exploit, Issue Tracking, Third Party Advisory
- https://gitlab.eclipse.org/security/vulnerability-reports/-/issues/381Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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