CVE-2026-27138

ADVISORY - nist

Summary

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.

EPSS Score⁠: 0.00034 (0.099)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-295⁠

Improper Certificate Validation

Impacted images

Advisories

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