> CVE-2026-33810

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PUBLISHED
2026-04-08 02:16
MODIFIED
2026-04-08 02:16
EPSS (Prob. Exploit)
0.34%
Top 73.7%
DATA SOURCES:
NVD 🔗 2026-04-08 FIRST EPSS 🔗 2026-10-25 OSV 🔗 2026-09-13 MSRC 🔗 2026-11-02

> DESCRIPTION

When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to wildcard DNS SANs which use a different case than the constraint. This only affects validation of otherwise trusted certificate chains, issued by a root CA in the VerifyOptions.Roots CertPool, or in the system certificate pool.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> RED HAT SECURITY ADVISORIES

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An update for grafana-pcp is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Secur...
Red Hat Security Advisory: grafana-pcp security update
An update for grafana-pcp is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat...
Red Hat Security Advisory: grafana security update
An update for grafana is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security...
Red Hat Security Advisory: grafana security update
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> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509

AFFECTED PACKAGES:
Unknown / Unknown
2 versions affected
ALIASES:
BIT-golang-2026-33810, GO-2026-4866

> HISTORIQUE DES MODIFICATIONS

Première apparition
08/04/2026 02:16
Source: NVD
Total des modifications: 0 Dernière mise à jour: 7 months ago

> REFERENCES

https://go.dev/cl/763763
https://go.dev/issue/78332
https://groups.google.com/g/golang-announce/c/0uYbvbPZRWU
https://pkg.go.dev/vuln/GO-2026-4866
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