When adding a private file via the editor in Drupal 8.2.x before 8.2.7, the editor will not correctly check access for the file being attached, resulting in an access bypass.
{ "nvd_published_at": "2017-03-16T14:59:00Z", "cwe_ids": [ "CWE-863" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2024-04-23T17:20:42Z" }