CVE-2026-48618

EUVD-2026-39610
A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to resolver and verifier hostname normalization mismat.

This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations.

This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 87.06%
Affected Products (NVD)
VendorProductVersion
nodejsnode.js
22.22.3
nodejsnode.js
24.16.0
nodejsnode.js
26.3.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
Red HatRed Hat Enterprise Linux 10
1:24.18.0-1.el10_2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10
1:22.23.1-2.el10_2 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support
1:22.23.1-2.el10_0 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
8100020260630152626.6d880403 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 8
8100020260703140402.6d880403 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
9080020260626074955.rhel9 ≤
𝑥
< *
ADP
Red HatRed Hat Enterprise Linux 9
9080020260626075442.rhel9 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
22.23.1-1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
24.18.0-0.1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
26.4.0-1.2.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
25.9.0-1.1.hum1 ≤
𝑥
< *
ADP
Red HatRed Hat Hardened Images
20.20.2-1.hum1 ≤
𝑥
< *
ADP
Debian logo
Debian Releases
Debian Product
Codename
nodejs
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
24.18.0+dfsg+~cs24.13.2-1
fixed
sid
24.18.0+dfsg+~cs24.13.2-1
fixed
trixie
vulnerable
trixie (security)
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nodejs
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
trusty
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
nodejs22
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs22-devel
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs22-docs
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
nodejs24
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
nodejs24-devel
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
nodejs24-docs
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
npm22
suse enterprise sap 15 SP7
22.23.0-150700.3.12.1
fixed
suse enterprise server 15 SP6
22.23.0-150600.13.18.1
fixed
suse enterprise server 15 SP7
22.23.0-150700.3.12.1
fixed
npm24
suse enterprise sap 15 SP7
24.17.0-150700.15.11.1
fixed
suse enterprise server 15 SP7
24.17.0-150700.15.11.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
nodejs22
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-debuginfo
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-debugsource
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-devel
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-docs
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-full-i18n
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-libs
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-libs-debuginfo
Amazon Linux 2023
1:22.23.1-1.amzn2023.0.1
fixed
nodejs22-npm
Amazon Linux 2023
1:10.9.8-1.22.23.1.1.amzn2023.0.1
fixed
nodejs24
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-debuginfo
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-debugsource
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-devel
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-docs
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-full-i18n
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-libs
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-libs-debuginfo
Amazon Linux 2023
1:24.18.0-1.amzn2023.0.1
fixed
nodejs24-npm
Amazon Linux 2023
1:11.16.0-1.24.18.0.1.amzn2023.0.1
fixed
v8-12.4-devel
Amazon Linux 2023
3:12.4.254.21-1.22.23.1.1.amzn2023.0.1
fixed
v8-13.6-devel
Amazon Linux 2023
3:13.6.233.17-1.24.18.0.1.amzn2023.0.1
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
nodejs
Azure Linux 3.0
0:24.17.0-1.azl3
fixed