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.

INFO

Published Date :

2026-03-06T21:28:14.000Z

Last Modified :

2026-03-10T13:35:19.784Z

Source :

Go
AFFECTED PRODUCTS

The following products are affected by CVE-2026-27138 vulnerability.

Vendors Products
Go Standard Library
  • Crypto Tls
Golang
  • Go
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-27138.

URL Resource
https://go.dev/cl/752183 cve-icon cve-icon cve-icon
https://go.dev/issue/77953 cve-icon cve-icon cve-icon
https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-27138 cve-icon
https://pkg.go.dev/vuln/GO-2026-4600 cve-icon cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-27138 cve-icon
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