UBUNTU-CVE-2020-11888

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Source
https://ubuntu.com/security/CVE-2020-11888
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-11888.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-11888
Upstream
Published
2020-04-20T16:15:00Z
Modified
2025-09-08T16:46:05Z
Severity
  • 6.1 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

python-markdown2 through 2.3.8 allows XSS because element names are mishandled unless a \w+ match succeeds. For example, an attack might use elementname@ or elementname- with an onclick attribute.

References

Affected packages

Ubuntu:Pro:20.04:LTS / python-markdown2

Package

Name
python-markdown2
Purl
pkg:deb/ubuntu/python-markdown2@2.3.7-2?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

2.*

2.3.7-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.3.7-2",
            "binary_name": "python3-markdown2"
        }
    ]
}