DRUPAL-CORE-2021-011: The Drupal project uses the [CKEditor](https://github.com/ckeditor/ckeditor4) library for WYSIWYG editing. CKEditor has

unknown Affects drupal/core. Feed 2026.10.29.1, updated 2026-10-28; published 2021-11-17; advisory modified 2026-09-19.

The Drupal project uses the [CKEditor](https://github.com/ckeditor/ckeditor4) library for WYSIWYG editing. CKEditor has

Package: drupal/core Composer
Affected versions: >= 8.0.0 <8.9.20 or >= 9.1.0 <9.1.14 or >=9.2.0 <9.2.9
Fixed in: 8.9.20, 9.1.14, 9.2.9
Severity: unknown
Exploitation: not on CISA KEV
Published: 2021-11-17
Source: osv.dev

References

https://www.drupal.org/sa-core-2021-011

NVD record drupal/core advisories

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