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**.
Published: 2026-06-26
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 27 Jun 2026 00:15:00 +0000

Type Values Removed Values Added
Title Node.js HTTP/2 Client Unlimited ORIGIN Frames Cause Out of Memory nodejs: Node.js: Denial of Service via unlimited HTTP/2 ORIGIN frames
Weaknesses CWE-770
References
Metrics threat_severity

None

threat_severity

Moderate


Fri, 26 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 26 Jun 2026 07:30:00 +0000

Type Values Removed Values Added
First Time appeared Nodejs
Nodejs nodejs
Vendors & Products Nodejs
Nodejs nodejs

Fri, 26 Jun 2026 03:00:00 +0000

Type Values Removed Values Added
Title Node.js HTTP/2 Client Unlimited ORIGIN Frames Cause Out of Memory

Fri, 26 Jun 2026 01:30:00 +0000

Type Values Removed Values Added
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**.
Weaknesses CWE-400
References
Metrics cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-06-26T15:01:43.942Z

Reserved: 2026-05-22T15:00:09.276Z

Link: CVE-2026-48619

cve-icon Vulnrichment

Updated: 2026-06-26T15:01:37.921Z

cve-icon NVD

No data.

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-06-26T01:14:36Z

Links: CVE-2026-48619 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-06-27T02:00:10Z

Weaknesses