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**.
Metrics
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History
Fri, 26 Jun 2026 03:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Node.js TLS Wildcard Verification Bypass via Unicode Dot Separator |
Fri, 26 Jun 2026 01:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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**. | |
| Weaknesses | CWE-176 | |
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cvssV3_0
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MITRE
Status: PUBLISHED
Assigner: hackerone
Published:
Updated: 2026-06-26T01:14:36.868Z
Reserved: 2026-05-22T15:00:09.276Z
Link: CVE-2026-48618
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
Updated: 2026-06-26T03:30:07Z