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Vulnerability IntelligenceCVE-2026-48934

CVE-2026-48934

MEDIUM4.3

A flaw in Node

Published Jun 26, 2026

Modified 2 weeks ago

Details

A flaw in Node.js TLS host verification can cause an attacker to bypass certification validation.

This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26.

Affected Packages

Node.js

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases

https://www.cve.org/CVERecord?id=CVE-2026-48934

CVSS Analysis

CVSS v3.0

4.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

LowC:L

Integrity

NoneI:N

Availability

NoneA:N

4.3/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Ecosystems(22)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

Timeline

PublishedJun 26, 2026

ModifiedJun 29, 2026

CVE-2026-48934 | Mondoo Vulnerability Intelligence