Description
A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolver bindings. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
References (1)
Core 1
Scores
CVSS v3
9.8
EPSS
0.0040
EPSS Percentile
32.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
Status
published
Products (6)
nodejs/node
22.22.3
nodejs/node
24.16.0
nodejs/node
26.3.0
nodejs/node.js
22.22.3
nodejs/node.js
24.16.0
nodejs/node.js
26.3.0
Published
Jun 26, 2026
Tracked Since
Jun 26, 2026