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CVE-2026-21714

Node.js

Popis

A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOW_UPDATE frames on stream 0 (connection-level) that cause the flow control window to exceed the maximum value of 2³¹-1. The server correctly sends a GOAWAY frame, but the Http2Session object is never cleaned up. This vulnerability affects HTTP2 users on Node.js 20, 22, 24 and 25.

CVSS 5.3EPSS 0.45399999999999996%Riziko 0.55
Zobraziť zdroj
Zverejnené
2026-03-30 20:16:19
Dotknuté verzie
>=20,<26
Typ
Core software
Vektor
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L