Media Responsive Thumbnail - Moderately critical - Information disclosure - SA-CONTRIB-2023-010

Project: Media Responsive ThumbnailDate: 2023-March-15Security risk: Moderately critical 14∕25 AC:None/A:None/CI:Some/II:None/E:Theoretical/TD:DefaultVulnerability: Information disclosureDescription: The Media Responsive Thumbnail module allows media reference fields to be rendered as a responsive image.
This module does not properly check entity access prior to rendering media. This may result in users seeing thumbnails of media items they do not have access to.
This release was coordinated with SA-CORE-2023-002.Solution: Install the latest version:

• If you use the Media Responsive Thumbnail module, upgrade to Media Responsive Thumbnail 8.x-1.5

Reported By: 

• Dan Flanagan

Fixed By: 

• Ivan Vidusenko
• Benji Fisher of the Drupal Security Team

Coordinated By: 

• Benji Fisher of the Drupal Security Team
• Lee Rowlands of the Drupal Security Team
• Joseph Zhao Provisional Member of the Drupal Security Team
• Greg Knaddison of the Drupal Security Team
• Dave Long of the Drupal Security Team