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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-27137

Incorrect enforcement of email constraints in crypto/x509

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Status
Published
Published
Updated
Assigning organization
Go

Description

When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly applied, and only the last constraint will be considered.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Go standard library crypto/x509

Default version status: unaffected

  • 1.26.0-0 to < 1.26.1affected

References