CVE-2026-27137When 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 n…
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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.
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-295
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Sep 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
golang go golang:go | 1.26.0 | NVD |
References
- https://go.dev/cl/752182mailing-list
- https://go.dev/issue/77952issue-tracking
- https://groups.google.com/g/golang-announce/c/EdhZqrQ98hkrelease-notes
- https://pkg.go.dev/vuln/GO-2026-4599vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:10125
- https://access.redhat.com/errata/RHSA-2026:10158
- https://access.redhat.com/errata/RHSA-2026:10169
- https://access.redhat.com/errata/RHSA-2026:10175
- https://access.redhat.com/errata/RHSA-2026:10184
- https://access.redhat.com/errata/RHSA-2026:10225
- https://access.redhat.com/errata/RHSA-2026:10250
- https://access.redhat.com/errata/RHSA-2026:10929
- https://access.redhat.com/errata/RHSA-2026:11800
- https://access.redhat.com/errata/RHSA-2026:13545
- https://access.redhat.com/errata/RHSA-2026:14879
- https://access.redhat.com/errata/RHSA-2026:19022
- https://access.redhat.com/errata/RHSA-2026:19049
- https://access.redhat.com/errata/RHSA-2026:19132
- https://access.redhat.com/errata/RHSA-2026:19181
- https://access.redhat.com/errata/RHSA-2026:19375
- https://access.redhat.com/errata/RHSA-2026:21769
- https://access.redhat.com/errata/RHSA-2026:22347
- https://access.redhat.com/errata/RHSA-2026:22423
- https://access.redhat.com/errata/RHSA-2026:22450
- https://access.redhat.com/errata/RHSA-2026:22714
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.