CVE-2026-48937

State: Published
Severity: 5.3 Medium
Published: Jun 18, 2026
Updated: Jun 18, 2026
Reserved: May 26, 2026

Description

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**.

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

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
https://hackerone.com/reports/3658225

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