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Vulnerability record · CVE-2026-48937 · published 18 June 2026

CVE-2026-48937: Nodejs node.js uncontrolled resource consumption vulnerability

Nodejs · Node.Js

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**.

7.5 CVSS 3.1 High EPSS 0.55% · top 56.5% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.1 base score
0.55%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
18 Aug 2026Last modified by NVD

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**.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://hackerone.com/reports/3658225 Issue TrackingThird Party Advisory
https://nodejs.org/en/blog/vulnerability/june-2026-security-releases PatchVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-48937), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.