Vulnerability DatabaseCVE-2026-105483
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CVE-2026-105483
Published:October 21, 2026
Updated:October 22, 2026
Node.js tls.checkServerIdentity() regression: a host written with fullwidth digits is not recognized as an IP address and is matched through the DNS/CN path after IDNA normalization, bypassing the certificate hostname check. Fixed in 24.22.1 and 26.12.1.
Affected Packages
nodejs (CONDA):
Affected version(s) >=26.6.0 <26.12.1
Fix Suggestion:
Update to version 26.12.1
https://github.com/nodejs/node.git (GITHUB):
Affected version(s) >=v26.6.0 <v26.12.1
Fix Suggestion:
Update to version v26.12.1
https://github.com/nodejs/node.git (GITHUB):
Affected version(s) >=v24.20.0 <v24.22.1
Fix Suggestion:
Update to version v24.22.1
Related Resources (2)
https://github.com/nodejs/node/commit/cd4b05469c8c7abcdb6579779cb7c72e54d9f212
https://nodejs.org/en/blog/vulnerability/october-2026-security-releases
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CVSS v4
Base Score:
9.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.4
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE