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.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Go standard library | crypto/x509 | unaffected |
|
No data.
No data.
No data.
Project Subscriptions
No data.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Fri, 06 Mar 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Incorrect enforcement of email constraints in crypto/x509 | |
| References |
|
Projects
Sign in to view the affected projects.
MITRE
Status: PUBLISHED
Assigner: Go
Published:
Updated: 2026-03-06T21:28:13.748Z
Reserved: 2026-02-17T19:57:28.434Z
Link: CVE-2026-27137
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-03-06T22:16:00.850
Modified: 2026-03-06T22:16:00.850
Link: CVE-2026-27137
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.