GHSA-7h26-63m7-qhf2

Source

https://github.com/advisories/GHSA-7h26-63m7-qhf2

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/11/GHSA-7h26-63m7-qhf2/GHSA-7h26-63m7-qhf2.json

JSON Data

https://api.test.osv.dev/v1/vulns/GHSA-7h26-63m7-qhf2

Aliases

Published

2021-11-17T21:58:25Z

Modified

2024-01-02T05:54:33.287183Z

Severity

8.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:L CVSS Calculator

Summary

HTML comments vulnerability allowing to execute JavaScript code

Details

Affected packages

The vulnerability has been discovered in the core HTML processing module and may affect all plugins used by CKEditor 4.

Impact

A potential vulnerability has been discovered in CKEditor 4 HTML processing core module. The vulnerability allowed to inject malformed comments HTML bypassing content sanitization, which could result in executing JavaScript code. It affects all users using the CKEditor 4 at version < 4.17.0.

Patches

The problem has been recognized and patched. The fix will be available in version 4.17.0.

For more information

Email us at security@cksource.com if you have any questions or comments about this advisory.

Acknowledgements

The CKEditor 4 team would like to thank William Bowling (wbowling) for recognizing and reporting this vulnerability.

Database specific

{
    "nvd_published_at": "2021-11-17T20:15:00Z",
    "cwe_ids": [
        "CWE-79"
    ],
    "severity": "HIGH",
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-17T19:57:11Z"
}

References

Affected packages

npm / ckeditor4

Package

Name: ckeditor4; View open source insights on deps.dev
Purl: pkg:npm/ckeditor4

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.17.0

Packagist / ckeditor/ckeditor

Package

Name: ckeditor/ckeditor
Purl: pkg:composer/ckeditor/ckeditor

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.17.0

Affected versions

4.*

4.3.3

4.3.4

4.3.5

4.4.0

4.4.1

4.4.2

4.4.3

4.4.4

4.4.5

4.4.6

4.4.7

4.4.8

4.5.0

4.5.1

4.5.2

4.5.3

4.5.4

4.5.5

4.5.6

4.5.7

4.5.8

4.5.9

4.5.10

4.5.11

4.6.0

4.6.1

4.6.2

4.7.0

4.7.1

4.7.2

4.7.3

4.8.0

4.9.0

4.9.1

4.9.2

4.10.0

4.10.1

4.11.0

4.11.1

4.11.2

4.11.3

4.11.4

4.12.0

4.12.1

4.13.0

4.13.1

4.14.0

4.14.1

4.15.0

4.15.1

4.16.0

4.16.1

4.16.2