CVE-2020-13666

Medium

Description

Cross-site scripting vulnerability in Drupal Core. Drupal AJAX API does not disable JSONP by default, allowing for an XSS attack. This issue affects: Drupal Drupal Core 7.x versions prior to 7.73; 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.

SeverityMedium
CVSS6.1
Exploit probability—
ProductDrupal
PublishedMay 5, 2021
First seenMay 5, 2021

How to fix

Update
  • drupal drupal7.73, 8.8.10, 8.9.6, 9.0.6 or later
  • drupal/core8.8.10, 8.9.6, 9.0.6, 7.73 or later
  • drupal/drupal7.73, 8.8.10, 8.9.6, 9.0.6 or later

Affected products

ProductAffected versionsFixed in
drupal drupal7.0 ≤ v < 7.73, 8.8.0 ≤ v < 8.8.10, 8.9.0 ≤ v < 8.9.6, 9.0.0 ≤ v < 9.0.67.73, 8.8.10, 8.9.6, 9.0.6
drupal/corePackagist8.0.0 ≤ v < 8.8.10, 8.9.0 ≤ v < 8.9.6, 9.0.0 ≤ v < 9.0.6, 8.8.0 ≤ v < 8.8.10, 7.0.0 ≤ v < 7.738.8.10, 8.9.6, 9.0.6, 7.73
drupal/drupalPackagist7.0.0 ≤ v < 7.73, 8.8.0 ≤ v < 8.8.10, 8.9.0 ≤ v < 8.9.6, 9.0.0 ≤ v < 9.0.67.73, 8.8.10, 8.9.6, 9.0.6

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