CVEvulnerability
CVE-2025-61727
6.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2025-12-03
- Last modified
- 2026-10-18
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-295
Description
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.
Affected configurations
• golang go (< 1.24.11)
• golang go (>= 1.25 < 1.25.5)
Related
Weakness · CWE (1)
- CWE-295 Improper Certificate Validation weakness
References
- 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