DEBIAN-CVE-2026-67338

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Source
https://security-tracker.debian.org/tracker/CVE-2026-67338
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-67338.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-67338
Upstream
Published
2026-08-01T13:17:04Z
Modified
2026-09-10T09:00:36Z
Severity
  • 5.1 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/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

JupyterLab before 4.5.9 contains a stored cross-site scripting vulnerability in the Extension Manager that fails to validate URI protocols in package metadata URLs. Attackers can publish malicious PyPI packages with javascript: URLs in project metadata that execute arbitrary JavaScript in the JupyterLab origin when users click the extension name.

References

Affected packages

Debian:13 / jupyterlab

Package

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

Affected ranges

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

Affected versions

4.*
4.0.11+ds1+~cs11.25.27-7
4.0.11+ds1+~cs11.25.27-8
4.0.11+ds1+~cs11.25.27-9
4.0.11+ds2+~cs11.25.27-1
4.0.11+ds2+~cs11.25.27-3
4.0.11+ds3+~cs11.25.27-1
4.0.11+ds4+~cs11.25.27-1
4.0.11+ds4+~cs11.25.27-2
4.0.11+ds4+~cs11.25.27-3
4.0.11+ds4+~cs11.25.27-4
4.0.11+ds5+~cs11.25.27-1
4.0.13+ds1+~2.0.1+~cs1.4.4-1
4.1.3+ds1+~2.0.1+~0.15.3+~cs1.4.4-1
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-1
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-2
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-3
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-4
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-5
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-6
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-7
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-8
4.4.1+ds1+~3.0.5+~0.16.6+~cs1.4.4-1
4.4.8+ds1+~3.1.0+~0.16.6+~cs1.4.4-1
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-1
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-2
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-3
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-4
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-5

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-67338.json"

Debian:14 / jupyterlab

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-4

Affected versions

4.*
4.0.11+ds1+~cs11.25.27-7
4.0.11+ds1+~cs11.25.27-8
4.0.11+ds1+~cs11.25.27-9
4.0.11+ds2+~cs11.25.27-1
4.0.11+ds2+~cs11.25.27-3
4.0.11+ds3+~cs11.25.27-1
4.0.11+ds4+~cs11.25.27-1
4.0.11+ds4+~cs11.25.27-2
4.0.11+ds4+~cs11.25.27-3
4.0.11+ds4+~cs11.25.27-4
4.0.11+ds5+~cs11.25.27-1
4.0.13+ds1+~2.0.1+~cs1.4.4-1
4.1.3+ds1+~2.0.1+~0.15.3+~cs1.4.4-1
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-1
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-2
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-3
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-4
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-5
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-6
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-7
4.1.8+ds1+~2.0.1+~0.15.3+~cs1.4.4-8
4.4.1+ds1+~3.0.5+~0.16.6+~cs1.4.4-1
4.4.8+ds1+~3.1.0+~0.16.6+~cs1.4.4-1
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-1
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-2
4.4.10+ds1+~3.1.0+~0.16.6+~cs1.4.4-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-67338.json"