The Media module does not properly check entity access in some circumstances. This may result in users seeing thumbnails of media items they do not have access to, including for private files.
This vulnerability affects the following application versions:
- Drupal 8.5.0
- Drupal 8.5.1
- Drupal 8.5.2
- Drupal 8.5.3
- Drupal 8.5.4
- Drupal 8.5.5
- Drupal 8.5.6
- Drupal 8.5.7
- Drupal 8.5.8
- Drupal 8.5.9
- Drupal 8.5.10
- Drupal 8.5.11
- Drupal 8.5.12
- Drupal 8.5.13
- Drupal 8.5.14
- Drupal 8.5.15
- Drupal 8.6.0
- Drupal 8.6.1
- Drupal 8.6.2
- Drupal 8.6.3
- Drupal 8.6.4
- Drupal 8.6.5
- Drupal 8.6.6
- Drupal 8.6.7
- Drupal 8.6.8
- Drupal 8.6.9
- Drupal 8.6.10
- Drupal 8.6.11
- Drupal 8.6.12
- Drupal 8.6.13
- Drupal 8.6.14
- Drupal 8.6.15
- Drupal 8.6.16
- Drupal 8.6.17
- Drupal 8.6.18
- Drupal 8.7.0
- Drupal 8.7.1
- Drupal 8.7.2
- Drupal 8.7.3
- Drupal 8.7.4
- Drupal 8.7.5
- Drupal 8.7.6
- Drupal 8.7.7
- Drupal 8.7.8
- Drupal 8.7.9
- Drupal 8.7.10
- Drupal 8.7.11
- Drupal 8.7.12
- Drupal 8.7.13
- Drupal 8.7.14
- Drupal 8.8.0
- Drupal 8.8.1
- Drupal 8.8.2
- Drupal 8.8.3
- Drupal 8.8.4
- Drupal 8.8.5
- Drupal 8.8.6
- Drupal 8.8.7
- Drupal 8.8.8
- Drupal 8.8.9
- Drupal 8.8.10
- Drupal 8.8.11
- Drupal 8.8.12
- Drupal 8.9.0
- Drupal 8.9.1
- Drupal 8.9.2
- Drupal 8.9.3
- Drupal 8.9.4
- Drupal 8.9.5
- Drupal 8.9.6
- Drupal 8.9.7
- Drupal 8.9.8
- Drupal 8.9.9
- Drupal 8.9.10
- Drupal 8.9.11
- Drupal 8.9.12
- Drupal 8.9.13
- Drupal 8.9.14
- Drupal 8.9.15
- Drupal 8.9.16
- Drupal 8.9.17
- Drupal 8.9.18
- Drupal 8.9.19
- Drupal 8.9.20
- Drupal 9.0.0
- Drupal 9.0.1
- Drupal 9.0.2
- Drupal 9.0.3
- Drupal 9.0.4
- Drupal 9.0.5
- Drupal 9.0.6
- Drupal 9.0.7
- Drupal 9.0.8
- Drupal 9.0.9
- Drupal 9.0.10
- Drupal 9.0.11
- Drupal 9.0.12
- Drupal 9.0.13
- Drupal 9.0.14
- Drupal 9.1.0
- Drupal 9.1.1
- Drupal 9.1.2
- Drupal 9.1.3
- Drupal 9.1.4
- Drupal 9.1.5
- Drupal 9.1.6
- Drupal 9.1.7
- Drupal 9.1.8
- Drupal 9.1.9
- Drupal 9.1.10
- Drupal 9.1.11
- Drupal 9.1.12
- Drupal 9.1.13
- Drupal 9.1.14
- Drupal 9.1.15
- Drupal 9.2.0
- Drupal 9.2.1
- Drupal 9.2.2
- Drupal 9.2.3
- Drupal 9.2.4
- Drupal 9.2.5
- Drupal 9.2.6
- Drupal 9.2.7
- Drupal 9.2.8
- Drupal 9.2.9
- Drupal 9.2.10
- Drupal 9.2.11
- Drupal 9.2.12
- Drupal 9.2.13
- Drupal 9.2.14
- Drupal 9.2.15
- Drupal 9.2.16
- Drupal 9.2.17
- Drupal 9.2.18
- Drupal 9.2.19
- Drupal 9.2.20
- Drupal 9.2.21
- Drupal 9.3.0
- Drupal 9.3.1
- Drupal 9.3.2
- Drupal 9.3.3
- Drupal 9.3.4
- Drupal 9.3.5
- Drupal 9.3.6
- Drupal 9.3.7
- Drupal 9.3.8
- Drupal 9.3.9
- Drupal 9.3.10
- Drupal 9.3.11
- Drupal 9.3.12
- Drupal 9.3.13
- Drupal 9.3.14
- Drupal 9.3.15
- Drupal 9.3.16
- Drupal 9.3.17
- Drupal 9.3.18
- Drupal 9.3.19
- Drupal 9.3.20
- Drupal 9.3.21
- Drupal 9.3.22
- Drupal 9.4.0
- Drupal 9.4.1
- Drupal 9.4.2
- Drupal 9.4.3
- Drupal 9.4.4
- Drupal 9.4.5
- Drupal 9.4.6
- Drupal 9.4.7
- Drupal 9.4.8
- Drupal 9.4.9
- Drupal 9.4.10
- Drupal 9.4.11
- Drupal 9.5.0
- Drupal 9.5.1
- Drupal 9.5.2
- Drupal 9.5.3
- Drupal 9.5.4
- Drupal 10.0.0
- Drupal 10.0.1
- Drupal 10.0.2
- Drupal 10.0.3
- Drupal 10.0.4