MediumGHSA-c533-c843-67h8BIT-drupal-2020-13669CVE-2020-13669DRUPAL-CORE-2020-010
Drupal core Cross-site Scripting (XSS) vulnerability in ckeditor
Published 12 Feb 2022 · Updated 10 Dec 2025
Affected packages
drupal/coreComposer
- Affected
- >=8.0.0 <8.8.10
- Fixed in
- 8.8.10
Update to the fixed version for your release line, for example:
composer require drupal/core:^8.8.10drupal/coreComposer
- Affected
- >=8.9.0 <8.9.6
- Fixed in
- 8.9.6
Update to the fixed version for your release line, for example:
composer require drupal/core:^8.9.6drupal/coreComposer
- Affected
- >=9.0.0 <9.0.6
- Fixed in
- 9.0.6
Update to the fixed version for your release line, for example:
composer require drupal/core:^9.0.6drupal/drupalComposer
- Affected
- >=8.0.0 <8.8.10
- Fixed in
- 8.8.10
Update to the fixed version for your release line, for example:
composer require drupal/drupal:^8.8.10drupal/drupalComposer
- Affected
- >=8.9.0 <8.9.6
- Fixed in
- 8.9.6
Update to the fixed version for your release line, for example:
composer require drupal/drupal:^8.9.6drupal/drupalComposer
- Affected
- >=9.0.0 <9.0.6
- Fixed in
- 9.0.6
Update to the fixed version for your release line, for example:
composer require drupal/drupal:^9.0.6Details
Cross-site Scripting (XSS) vulnerability in ckeditor of Drupal Core allows attacker to inject XSS. This issue affects: Drupal Core 8.8.x versions prior to 8.8.10.; 8.9.x versions prior to 8.9.6; 9.0.x versions prior to 9.0.6.
Is GHSA-c533-c843-67h8 in any of your client repos?
Checking one package by hand is fine. Checking it across forty client projects is not. NPMscan reads the lockfiles in every GitHub repo you pick, finds each project with an affected drupal/core, and gives you the command that fixes it.
References
Advisory data from OSV.dev (opens OSV.dev in a new tab), refreshed daily.