CVE-2026-106072Published
A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-106072 · Microsoft / collected KEV context
cve-program · CVE-2026-106072
Related operational evidence
Explicit CVE identifiers- A flaw in Node.js TLS hostname verification allows a certificate with only a DNS SAN to authenticate an IP endpoint when the client connects using a non-canonical IPv4 spelling, such as `0177.0.0.1`, `0x7f.0.0.1`, `2130706433` or `127.1`. · Newly collected advisory · 23 Oct 2026
- Wednesday, October 21, 2026 Security Releases · Security advisory · 21 Oct 2026