CVE-2026-58040

MEDIUMCVSS 6.3/10

Last modified

CVE-2026-58040 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. 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**..

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**.

Metrics

CVSS 3.0
6.3/10

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
nodejsnode>= 22.23.1, <= 22.23.1; >= 24.18.0, <= 24.18.0; >= 26.5.0, <= 26.5.0

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is 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 vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.
How severe is CVE-2026-58040?
CVE-2026-58040 has a CVSS score of 6.3/10 (MEDIUM severity).
How do I fix CVE-2026-58040?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2026

Are you affected by CVE-2026-58040?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST