CVE-2026-58040: 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 vul

mediumCVSS 6.3CVE-2026-58040

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.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 6.3
Published: 2026-07-30
Last updated: 2026-07-30
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-58040

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-580400.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-58040	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

medium[NEW] [medium] Node.js: Multiple vulnerabilitiescert-bund
unknownNode.js Multiple Vulnerabilitieshkcert
unknownMultiple Vulnerabilities in Node.js (July 30, 2026)cert-fr-avis

Recent advisories for An incomplete fix

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownIncomplete fix for CVE-2025-4318 code injection in Amazon &commat;aws-amplify/codegen-ui-reactaws · 2026-07-31
mediumGHSA-jr6p-8pjj-mfx6: Capsule has an incomplete fix of CVE-2026-22872: TenantResource RawItems and Generators s…ghsa · 2026-07-31
highCVE-2026-62391: The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi …nvd · 2026-07-31
highCVE-2026-18064: An incomplete fix for CVE-2026-15352 in the NASA core Flight System (cFS) Health and Safety (H…nvd · 2026-07-30
mediumCVE-2026-65835: Capsule is a multi-tenancy and policy-based framework for Kubernetes. From 0.13.0 until 0.13.8…nvd · 2026-07-30
criticalGHSA-rjrw-mjq6-hpmm: goshs SFTP authentication bypass via empty password (incomplete fix of CVE-2026-40884)ghsa · 2026-07-28