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CVE-2026-56846

HIGH CVSS: 7.5 Published: 2026-08-04 Modified: 2026-08-04

Description

A flaw in Node.js HTTP/2 handling can cause HTTP/2 retained header blocks evade maxSessionMemory and enable remote memory exhaustion. This vulnerability affects Node.js **24.x** and **22.x**.

Affected Platforms

Unknown

Weakness Type

CWE-400

References