CVE-2026-48618
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to resolver and verifier hostname normalization mismat. This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
| CWE | CWE-176 |
| Vendor | nodejs |
| Product | node |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N Affected Versions
nodejs / node
22.22.3 ≤ 22.22.3 24.16.0 ≤ 24.16.0 26.3.0 ≤ 26.3.0