UBUNTU-CVE-2021-33829

A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1 allows remote attackers to inject executable JavaScript code through a crafted comment because --!> is mishandled.

References

Affected packages

Ubuntu:Pro:16.04:LTS / ckeditor

Package

Name: ckeditor
Purl: pkg:deb/ubuntu/ckeditor@4.5.7+dfsg-2ubuntu0.16.04.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.5.7+dfsg-2ubuntu0.16.04.1~esm1

Affected versions

4.*

4.4.4+dfsg1-3

4.5.6+dfsg-1

4.5.7+dfsg-1

4.5.7+dfsg-2

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "4.5.7+dfsg-2ubuntu0.16.04.1~esm1",
            "binary_name": "ckeditor"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:18.04:LTS / ckeditor

Package

Name: ckeditor
Purl: pkg:deb/ubuntu/ckeditor@4.5.7+dfsg-2ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.5.7+dfsg-2ubuntu0.18.04.1

Affected versions

4.*

4.5.7+dfsg-2

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "4.5.7+dfsg-2ubuntu0.18.04.1",
            "binary_name": "ckeditor"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / ckeditor

Package

Name: ckeditor
Purl: pkg:deb/ubuntu/ckeditor@4.12.1+dfsg-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.12.1+dfsg-1ubuntu0.1

Affected versions

4.*

4.11.1+dfsg-1

4.12.1+dfsg-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "4.12.1+dfsg-1ubuntu0.1",
            "binary_name": "ckeditor"
        }
    ],
    "availability": "No subscription required"
}