Project: 
Drupal core
Date: 
2020-September-16
Security risk: 
Moderately critical 13∕25 AC:Basic/A:User/CI:Some/II:Some/E:Theoretical/TD:Default
Vulnerability: 
Cross-site scripting
Affected versions: 
>= 8.0.0 <8.8.10 || >= 8.9.0 <8.9.6 || >=9.0.0 <9.0.6
CVE IDs: 
CVE-2020-13669
Description: 

Drupal core's built-in CKEditor image caption functionality is vulnerable to XSS.

Solution: 

Install the latest version:

Versions of Drupal 8 prior to 8.8.x are end-of-life and do not receive security coverage. Sites on 8.7.x or earlier should update to 8.8.10.

Reported By: 
Fixed By: