CVE-2026-27138
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
06/03/2026
Last modified:
09/03/2026
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.