CVE-2020-13666

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CVSS 3.1

6.1 medium

EPSS

3%p86

Published

May 5, 2021 (May 5, 2021)

Modified

Jun 17, 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.

Vendors: drupal
Products: drupal
Ecosystems: Drupal
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (2.9%)

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