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DRUPAL-CORE-2022-015

Quick fix

DRUPAL-CORE-2022-015 — drupal/core: upgrade to the fixed version with the command below.

composer require drupal/core:^9.3.19

Details

The Media oEmbed iframe route does not properly validate the iframe domain setting, which allows embeds to be displayed in the context of the primary domain. Under certain circumstances, this could lead to cross-site scripting, leaked cookies, or other vulnerabilities.

This advisory is not covered by [Drupal Steward](/steward).

Are you affected?

Enter the version of the package you're using.

Affected packages

Packagist/drupal/core

Introduced in: 8.0.0Fixed in: 9.3.19

Fixcomposer require drupal/core:^9.3.19

References

https://www.drupal.org/sa-core-2022-015[WEB]