CVE-2026-21714
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.
This vulnerability affects HTTP2 users on Node.js 20, 22, 24 and 25.
Vendor
-
Product
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CWE
Yayın Tarihi
2026-03-30 20:16:19
Güncelleme
2026-04-01 14:24:21
Source Identifier
support@hackerone.com
KEV Date Added
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