An access bypass vulnerability exists when the experimental Workspaces module in Drupal 8 core is enabled. This can be mitigated by disabling the Workspaces module. It does not affect any release other than Drupal 8.7.4.
[
{
"product": "Drupal Core",
"vendor": "Drupal",
"versions": [
{
"status": "affected",
"version": "Drupal 8 8.7.4"
}
]
}
]