DEBIAN-CVE-2026-48618

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Source
https://security-tracker.debian.org/tracker/CVE-2026-48618
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48618.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-48618
Upstream
Published
2026-06-26T02:16:52Z
Modified
2026-09-14T17:03:42Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:12 / nodejs

Package

Name
nodejs
Purl
pkg:deb/debian/nodejs?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

18.*
18.13.0+dfsg1-1
18.13.0+dfsg1-1.1
18.19.0+dfsg-1
18.19.0+dfsg-2
18.19.0+dfsg-3
18.19.0+dfsg-4
18.19.0+dfsg-5
18.19.0+dfsg-6~deb12u1
18.19.0+dfsg-6~deb12u2
18.19.0+dfsg-6
18.19.1+dfsg-1
18.19.1+dfsg-2
18.19.1+dfsg-3
18.19.1+dfsg-3.1
18.19.1+dfsg-4
18.19.1+dfsg-6
18.20.1+dfsg-1
18.20.1+dfsg-2
18.20.1+dfsg-3
18.20.1+dfsg-4
18.20.4+dfsg-1~deb12u1
18.20.4+dfsg-1~deb12u2
20.*
20.10.0+dfsg-1
20.12.2+dfsg-1
20.13.0+dfsg-1
20.13.1+dfsg-1
20.13.1+dfsg-2
20.14.0+dfsg-1
20.14.0+dfsg-2
20.14.0+dfsg-3
20.15.0+dfsg-1
20.15.1+dfsg-1
20.16.0+dfsg-1
20.17.0+dfsg-1
20.17.0+dfsg-2
20.18.0+dfsg-1
20.18.0+dfsg-2
20.18.1+dfsg-1
20.18.1+dfsg-2
20.18.2+dfsg-1
20.18.2+dfsg-2
20.18.2+dfsg-3
20.18.2+dfsg-4
20.18.3+dfsg-1
20.19.0+dfsg-1
20.19.0+dfsg-2
20.19.0+dfsg1-1
20.19.2+dfsg-1
20.19.4+dfsg-1
20.19.5+dfsg+~cs20.19.12-1
20.19.5+dfsg+~cs20.19.12-2
20.19.5+dfsg+~cs20.19.12-3
20.19.5+dfsg+~cs20.19.12-4
20.19.5+dfsg+~cs20.19.24-1
22.*
22.12.0+dfsg-1
22.12.0+dfsg-2
22.12.0+dfsg-3
22.14.0+dfsg-1
22.18.0+dfsg-1
22.18.0+dfsg+~cs22.17.2-1
22.18.0+dfsg+~cs22.17.2-2
22.19.0+dfsg+~cs22.18.0-1
22.21.1+dfsg+~cs22.19.0-1
22.21.1+dfsg+~cs22.19.0-2
22.21.1+dfsg+~cs22.19.0-3
22.21.1+dfsg+~cs22.19.0-4
22.21.1+dfsg+~cs22.19.0-5
22.21.1+dfsg+~cs22.19.0-6
22.22.0+dfsg+~cs22.19.6-1
22.22.0+dfsg+~cs22.19.13-1
22.22.0+dfsg+~cs22.19.13-2
22.22.1+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-3
24.*
24.11.1+dfsg+~cs24.10.1-1
24.11.1+dfsg+~cs24.10.1-2
24.12.0+dfsg+~cs24.10.4-1
24.13.0+dfsg+~cs24.10.7-1
24.13.0+dfsg+~cs24.10.7-2
24.14.0+dfsg+~cs24.12.0-1
24.14.0+dfsg+~cs24.12.0-2
24.14.1+dfsg+~cs24.12.0-1
24.15.0+dfsg+~cs24.12.2-1
24.16.0+dfsg+~cs24.13.1-1
24.16.0+dfsg+~cs24.13.1-2
24.17.0+dfsg+~cs24.13.2-1
24.18.0+dfsg+~cs24.13.2-1
24.19.0+dfsg+~cs24.13.3-1
24.20.0+dfsg+~cs24.13.3-1
24.20.0+dfsg+~cs24.13.3-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48618.json"

Debian:13 / nodejs

Package

Name
nodejs
Purl
pkg:deb/debian/nodejs?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

20.*
20.19.2+dfsg-1
20.19.2+dfsg-1+deb13u1
20.19.2+dfsg-1+deb13u2
20.19.4+dfsg-1
20.19.5+dfsg+~cs20.19.12-1
20.19.5+dfsg+~cs20.19.12-2
20.19.5+dfsg+~cs20.19.12-3
20.19.5+dfsg+~cs20.19.12-4
20.19.5+dfsg+~cs20.19.24-1
22.*
22.12.0+dfsg-1
22.12.0+dfsg-2
22.12.0+dfsg-3
22.14.0+dfsg-1
22.18.0+dfsg-1
22.18.0+dfsg+~cs22.17.2-1
22.18.0+dfsg+~cs22.17.2-2
22.19.0+dfsg+~cs22.18.0-1
22.21.1+dfsg+~cs22.19.0-1
22.21.1+dfsg+~cs22.19.0-2
22.21.1+dfsg+~cs22.19.0-3
22.21.1+dfsg+~cs22.19.0-4
22.21.1+dfsg+~cs22.19.0-5
22.21.1+dfsg+~cs22.19.0-6
22.22.0+dfsg+~cs22.19.6-1
22.22.0+dfsg+~cs22.19.13-1
22.22.0+dfsg+~cs22.19.13-2
22.22.1+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-3
24.*
24.11.1+dfsg+~cs24.10.1-1
24.11.1+dfsg+~cs24.10.1-2
24.12.0+dfsg+~cs24.10.4-1
24.13.0+dfsg+~cs24.10.7-1
24.13.0+dfsg+~cs24.10.7-2
24.14.0+dfsg+~cs24.12.0-1
24.14.0+dfsg+~cs24.12.0-2
24.14.1+dfsg+~cs24.12.0-1
24.15.0+dfsg+~cs24.12.2-1
24.16.0+dfsg+~cs24.13.1-1
24.16.0+dfsg+~cs24.13.1-2
24.17.0+dfsg+~cs24.13.2-1
24.18.0+dfsg+~cs24.13.2-1
24.19.0+dfsg+~cs24.13.3-1
24.20.0+dfsg+~cs24.13.3-1
24.20.0+dfsg+~cs24.13.3-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48618.json"

Debian:14 / nodejs

Package

Name
nodejs
Purl
pkg:deb/debian/nodejs?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
24.17.0+dfsg+~cs24.13.2-1

Affected versions

20.*
20.19.2+dfsg-1
20.19.4+dfsg-1
20.19.5+dfsg+~cs20.19.12-1
20.19.5+dfsg+~cs20.19.12-2
20.19.5+dfsg+~cs20.19.12-3
20.19.5+dfsg+~cs20.19.12-4
20.19.5+dfsg+~cs20.19.24-1
22.*
22.12.0+dfsg-1
22.12.0+dfsg-2
22.12.0+dfsg-3
22.14.0+dfsg-1
22.18.0+dfsg-1
22.18.0+dfsg+~cs22.17.2-1
22.18.0+dfsg+~cs22.17.2-2
22.19.0+dfsg+~cs22.18.0-1
22.21.1+dfsg+~cs22.19.0-1
22.21.1+dfsg+~cs22.19.0-2
22.21.1+dfsg+~cs22.19.0-3
22.21.1+dfsg+~cs22.19.0-4
22.21.1+dfsg+~cs22.19.0-5
22.21.1+dfsg+~cs22.19.0-6
22.22.0+dfsg+~cs22.19.6-1
22.22.0+dfsg+~cs22.19.13-1
22.22.0+dfsg+~cs22.19.13-2
22.22.1+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-1
22.22.2+dfsg+~cs22.19.15-3
24.*
24.11.1+dfsg+~cs24.10.1-1
24.11.1+dfsg+~cs24.10.1-2
24.12.0+dfsg+~cs24.10.4-1
24.13.0+dfsg+~cs24.10.7-1
24.13.0+dfsg+~cs24.10.7-2
24.14.0+dfsg+~cs24.12.0-1
24.14.0+dfsg+~cs24.12.0-2
24.14.1+dfsg+~cs24.12.0-1
24.15.0+dfsg+~cs24.12.2-1
24.16.0+dfsg+~cs24.13.1-1
24.16.0+dfsg+~cs24.13.1-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-48618.json"