Medium severity · published Jul 30, 2026
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)
6.3
CVSS
0.3%
EPSS
No
On KEV
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**.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NO
node · nodejs
22.23.1 through 22.23.1; 24.18.0 through 24.18.0; 26.5.0 through 26.5.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-58040
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-58040
nodejs.org
https://nodejs.org/en/blog/vulnerability/july-2026-security-releases
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