CVE-2026-48619

HIGH7.5

A flaw in Node

Published Jun 26, 2026

Modified 2 weeks ago

Details

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.

Affected Packages

Node.js

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

References

WEB

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

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-48619

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Weakness Type (CWE)

Resource Management

CWE-400

Resource Exhaustion

Ecosystems(22)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1703)Windows 10 (1709)Windows 10 (1803)

Timeline

PublishedJun 26, 2026

ModifiedJun 26, 2026