CVEvulnerability

CVE-2026-56850

4.4 MEDIUM Published 2026-07-30 Modified 2026-10-23 Official page ↗
Status
Analyzed
Published
2026-07-30
Last modified
2026-10-23
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVSS 3.0 ([email protected])
4.1 MEDIUM — CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
Weaknesses
CWE-287

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**.

Affected configurations

• nodejs node.js (>= 22.0 <= 22.23.1) • nodejs node.js (>= 24.0.0 <= 24.18.0) • nodejs node.js (>= 26.0.0 <= 26.5.0)

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References