DEBIAN-CVE-2026-83609

Source
https://security-tracker.debian.org/tracker/CVE-2026-83609
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-83609.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-83609
Upstream
Published
2026-09-01T15:17:38Z
Modified
2026-09-09T08:47:33Z
Severity
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
Summary
[none]
Details

xmldom is a pure JavaScript W3C standard-based (XML DOM Level 2 Core) DOMParser and XMLSerializer module. From 0.9.0 until 0.9.12, the shared reg() builder in lib/grammar.js compiles the anchored QName_exact validator with the multiline flag, so ^ and $ validate only one line instead of the complete name. createElementNS, createAttributeNS, createDocumentType, and createAttribute consequently accept a malformed XML name whose first line is valid and whose later text injects markup when serialized through either the default path or requireWellFormed: true. The triggering ECMAScript line terminators are U+000A, U+000D, U+2028, and U+2029. This issue is fixed in @xmldom/xmldom version 0.9.12.

References

Affected packages

Debian:12 / node-xmldom

Package

Name
node-xmldom
Purl
pkg:deb/debian/node-xmldom?arch=source&distro=bookworm

Affected ranges

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

Affected versions

0.*
0.8.6-1
0.9.5-1
0.9.6-1
0.9.8-1
0.9.8-2
0.9.9-1
0.9.10-1
0.9.10-2
0.9.11-1
0.9.12-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-83609.json"

Debian:13 / node-xmldom

Package

Name
node-xmldom
Purl
pkg:deb/debian/node-xmldom?arch=source&distro=trixie

Affected ranges

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

Affected versions

0.*
0.9.6-1
0.9.8-1
0.9.8-2
0.9.9-1
0.9.10-1
0.9.10-2
0.9.11-1
0.9.12-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-83609.json"

Debian:14 / node-xmldom

Package

Name
node-xmldom
Purl
pkg:deb/debian/node-xmldom?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.9.12-1

Affected versions

0.*
0.9.6-1
0.9.8-1
0.9.8-2
0.9.9-1
0.9.10-1
0.9.10-2
0.9.11-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-83609.json"