CVE-2021-33829

Source
https://cve.org/CVERecord?id=CVE-2021-33829
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-33829.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-33829
Aliases
Downstream
Published
2021-06-09T12:15:07.863Z
Modified
2026-02-05T06:29:48.491689Z
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
Summary
[none]
Details

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

Git
github.com/ckeditor/ckeditor-releases

Affected ranges

Type
GIT
Repo
https://github.com/ckeditor/ckeditor-releases
Events

Affected versions

standard/4.*
standard/4.14.0
standard/4.14.1
standard/4.15.0
standard/4.15.1
standard/4.16.0

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-33829.json"
github.com/ckeditor/ckeditor4

Affected ranges

Type
GIT
Repo
https://github.com/ckeditor/ckeditor4
Events

Affected versions

4.*
4.14.0
4.14.1
4.15.0
4.15.1
4.16.0

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-33829.json"
github.com/drupal/drupal

Affected versions

8.*
8.9.0
8.9.1
8.9.10
8.9.11
8.9.12
8.9.13
8.9.14
8.9.15
8.9.2
8.9.3
8.9.4
8.9.5
8.9.6
8.9.8
8.9.9
9.*
9.0.0
9.0.1
9.0.10
9.0.11
9.0.12
9.0.13
9.0.2
9.0.3
9.0.5
9.0.6
9.0.7
9.0.8
9.0.9
9.1.0
9.1.1
9.1.2
9.1.3
9.1.4
9.1.5
9.1.6
9.1.7
9.1.8

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-33829.json"