CVE-2026-48619

State: Published
Severity: 5.3 Medium
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: May 22, 2026

Description

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client.

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

Scores

CVSS	Score	Vector	Source
3.0	5.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	hackerone

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
nodenodejs	22.22.3 through 22.22.3Affected 24.16.0 through 24.16.0Affected 26.3.0 through 26.3.0Affected

References

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

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