DEBIAN-CVE-2026-49825

See a problem?
Please try reporting it to the source first.
Source
https://security-tracker.debian.org/tracker/CVE-2026-49825
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-49825
Upstream
Published
2026-08-20T15:17:30Z
Modified
2026-09-19T22:47:47Z
Severity
  • 8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N CVSS Calculator
Summary
[none]
Details

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.link_attrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxml_html_clean 0.4.5.

References

Affected packages

Debian:12 / lxml

Package

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

Affected ranges

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

Affected versions

4.*
4.9.2-1
4.9.3-1
4.9.4-1
5.*
5.1.0-1
5.2.0-1
5.2.1-1
5.2.2-1
5.2.2-2
5.3.0-1
5.3.1-1
5.3.2-1
5.4.0-1
6.*
6.0.1-1
6.0.2-1
6.1.0-1
6.1.3-1
7.*
7.0.0~a2-1
7.0.0~b1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json"

Debian:13 / lxml

Package

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

Affected ranges

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

Affected versions

5.*
5.4.0-1
6.*
6.0.1-1
6.0.2-1
6.1.0-1
6.1.3-1
7.*
7.0.0~a2-1
7.0.0~b1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json"

Debian:14 / lxml

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
6.1.3-1

Affected versions

5.*
5.4.0-1
6.*
6.0.1-1
6.0.2-1
6.1.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json"

Debian:13 / lxml-html-clean

Package

Name
lxml-html-clean
Purl
pkg:deb/debian/lxml-html-clean?arch=source&distro=trixie

Affected ranges

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

Affected versions

0.*
0.4.2-1
0.4.3-1
0.4.4-1~deb13u1
0.4.4-1
0.4.5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json"

Debian:14 / lxml-html-clean

Package

Name
lxml-html-clean
Purl
pkg:deb/debian/lxml-html-clean?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.4.5-1

Affected versions

0.*
0.4.2-1
0.4.3-1
0.4.4-1~deb13u1
0.4.4-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-49825.json"