MEDIUMVulnerability
CVE-2026-56850
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**.
Properties
- severity
- MEDIUM
- score
- 4.4
- cve_id
- CVE-2026-56850
- vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- published_at
- 2026-07-30T06:25:55.073
- last_modified
- 2026-08-25T18:01:13.143
Related Entities (3)
AFFECTS_PRODUCT (1)
→[Product]
HAS_WEAKNESS (1)
→[Weakness]Improper Authentication
DESCRIBED_BY (1)
→[Source]NVD
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