An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com.
References
| Link | Resource |
|---|---|
| https://go.dev/cl/723900 | Patch |
| https://go.dev/issue/76442 | Issue Tracking |
| https://groups.google.com/g/golang-announce/c/8FJoBkPddm4 | Mailing List Release Notes |
| https://pkg.go.dev/vuln/GO-2025-4175 | Vendor Advisory |
Configurations
History
18 Dec 2025, 20:15
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://go.dev/cl/723900 - Patch | |
| References | () https://go.dev/issue/76442 - Issue Tracking | |
| References | () https://groups.google.com/g/golang-announce/c/8FJoBkPddm4 - Mailing List, Release Notes | |
| References | () https://pkg.go.dev/vuln/GO-2025-4175 - Vendor Advisory | |
| CWE | CWE-295 | |
| CPE | cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* | |
| First Time |
Golang go
Golang |
03 Dec 2025, 22:15
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.5 |
03 Dec 2025, 20:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-12-03 20:16
Updated : 2025-12-18 20:15
NVD link : CVE-2025-61727
Mitre link : CVE-2025-61727
CVE.ORG link : CVE-2025-61727
JSON object : View
Products Affected
golang
- go
CWE
CWE-295
Improper Certificate Validation