Skip to content
Threat Feed

Tag

Hostname-Verification

1 brief RSS
medium threat

CVE-2026-42790 nameConstraints DNS bypass via subject CommonName fallback in public_key hostname verification

CVE-2026-42790 is a vulnerability in Microsoft products related to name constraints DNS bypass via subject CommonName fallback in public_key hostname verification.

cve-2026-42790 certificate-validation hostname-verification tls
2r 1c