CVE-2020-13666
MEDIUM6.1EPSS 0.51%drupal7 - security update
Published: 9/16/2020Modified: 3/9/2026
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.
Affected packages (5)
- Bitnami/drupal>= 7.0.0, < 7.73.0, >= 8.8.0, < 8.8.10, >= 8.9.0, < 8.9.6, >= 9.0.0, < 9.0.6
- Debian/drupal7from 0, < 7.52-2+deb9u12
- Packagist/drupal/core>= 8.0.0, < 8.8.10 | >= 8.9.0, < 8.9.6 | >= 9.0.0, < 9.0.6
- Packagist/drupal/core>= 8.8.0, < 8.8.10
- Packagist/drupal/drupal>= 7.0.0, < 7.73
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-13666
- PATCHhttps://github.com/drupal/core
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13666.yaml
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13666.yaml
- WEBhttps://www.drupal.org/sa-core-2020-007