UBUNTU-CVE-2020-6816

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Source
https://ubuntu.com/security/CVE-2020-6816
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-6816.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-6816
Upstream
Published
2020-03-24T22:15:00Z
Modified
2025-09-08T16:45:58Z
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

In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.

References

Affected packages

Ubuntu:Pro:16.04:LTS / python-bleach

Package

Name
python-bleach
Purl
pkg:deb/ubuntu/python-bleach@1.4.2-1?arch=source&distro=esm-apps/xenial

Affected ranges

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

Affected versions

1.*

1.4-1
1.4.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.4.2-1",
            "binary_name": "python-bleach"
        },
        {
            "binary_version": "1.4.2-1",
            "binary_name": "python3-bleach"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / python-bleach

Package

Name
python-bleach
Purl
pkg:deb/ubuntu/python-bleach@2.1.2-1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

2.*

2.0-1
2.1.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.1.2-1",
            "binary_name": "python-bleach"
        },
        {
            "binary_version": "2.1.2-1",
            "binary_name": "python3-bleach"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / python-bleach

Package

Name
python-bleach
Purl
pkg:deb/ubuntu/python-bleach@3.1.1-1?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

3.*

3.1.0-1
3.1.0-2
3.1.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.1.1-1",
            "binary_name": "python3-bleach"
        }
    ]
}