CVE-2026-48937

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a `GOAWAY` frame. This vulnerability affects two supported release lines: **Node.js 22** and **Node.js 24**.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://hackerone.com/reports/3658225	Issue Tracking Third Party Advisory
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nodejs:node.js:::::-:::*
	cpe:2.3:a:nodejs:node.js:::::-:::*

History

25 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Un defecto en la API del servidor HTTP/2 de Node.js puede hacer que los servidores sigan aceptando datos incluso después de enviar un frame ’GOAWAY’. Esta vulnerabilidad afecta a dos líneas de lanzamiento compatibles: Node.js 22 y Node.js 24.

Information

Published : 2026-06-18 19:16

Updated : 2026-10-25 23:10

NVD link : CVE-2026-48937

Mitre link : CVE-2026-48937

CVE.ORG link : CVE-2026-48937

JSON object : View

Products Affected

nodejs

node.js

CWE

CWE-400

Uncontrolled Resource Consumption

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