CVE-2026-58040

MEDIUM
6.3
CVSS Score
Published: July 30, 2026 at 06:02 AM UTC
Updated: October 23, 2026 at 10:10 PM UTC
1 product affected across 1 vendorNode.js

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

An incomplete fix has been identified in Node.js: HTTPS Agent TLS session reuse skips hostname verification across identity policies (incomplete fix of CVE-2026-48934). This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 22.23.1v ≤ 24.18.0v ≤ 26.5.022.23.124.18.026.5.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMhackerone
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-297

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