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CVE-2025-61727
Published: Dec 3, 2025
Modified: Dec 3, 2025
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Go standard library | crypto/x509 | affected 0 - < 1.24.11affected 1.25.0 - < 1.25.5 |
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