CVE-2026-48618
CVE-2026-48618: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.7
High [CVE-2026-48618] Authentication bypass due to TLS hostname handling and unicode dot separator mismatch
CVE-2026-48618Source published Source updated
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**. A flaw was found in Node.js. This flaw involves a mismatch in how Node.js handles TLS (Transport Layer Security) hostnames and unicode dot separators during authentication. An attacker could exploit this to bypass intended security boundaries, potentially leading to unauthorized access and confidentiality impact. The issue affects Node.js versions 22, 24, and 26 as…
- Affected products in this advisory
- Red Hat Enterprise Linux 10.0 Extended Update Support
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9.6 Extended Update Support
- Red Hat Hardened Images
2 more entries in the full advisory.
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- nodejs24-1:24.18.0-1.el10_2
- nodejs22-1:22.23.1-2.el10_2
- nodejs22-1:22.23.1-2.el10_0
- nodejs:24-8100020260630152626.6d880403
22 more entries in the full advisory.
- Mitigation guidance
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
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