Search/CVE-2026-48930
● CVE — Critical

CVE-2026-48930

VendornodejsProductnode.jsDiscoveredJun 26, 2026UpdatedOct 25, 2026

A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolver bindings. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26.

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CVSS v3.1
9.8 CRITICAL
EPSS
0.32%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 26, 2026
● 0.01pp
0.32% → 0.32% over 4 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Connections
2 relationships
Timeline
disclosure → media coverage
Jun 26, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 25, 2026