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CVE-2026-58040

An incomplete fix has been identified in Node.js: HTTPS Agent TLS session reuse skips hostname verification across identity policies…

Medium6.3EPSS 0.28%
Published
Updated
Reserved
Assigned by
hackerone

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**.

Scores

CVSS scores of CVE-2026-58040, by who scored it
Scored byCVSSScoreVector
hackeroneCNA (assigner)3.0Medium6.3CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
NVDNVD · Awaiting Analysis3.0Medium6.3CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
EPSS (exploitation in 30 days)
0.28% · top 80% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.3.

Weakness

Affected products

  • nodejs · node

    • affected 22.23.1 – ≤ 22.23.1
    • affected 24.18.0 – ≤ 24.18.0
    • affected 26.5.0 – ≤ 26.5.0

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .