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CVE-2026-27138 Detail

Description

Certificate verification can panic when a certificate in the chain has an empty DNS name and another certificate in the chain has excluded name constraints. This can crash programs that are either directly verifying X.509 certificate chains, or those that use TLS.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://go.dev/cl/752183 Go Project
https://go.dev/issue/77953 Go Project
https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk Go Project
https://pkg.go.dev/vuln/GO-2026-4600 Go Project

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-27138
NVD Published Date:
03/06/2026
NVD Last Modified:
03/06/2026
Source:
Go Project