Security Advisory

CVE-2026-56850

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-30 06:02:50

Last updated 2026-07-30 12:37:10

Assigner hackerone

CVSS score not scored

State PUBLISHED

Description

A flaw in Node.js HTTPS Agent connection reuse can cause PFX object-array key collisions, allowing mutual TLS (mTLS) client identities to be reused across requests configured with different client certificates. This vulnerability affects Node.js **26.x**, **24.x**, and **22.x**.

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