In versions of Alist prior to 3.6.0, a user with only file upload permission can bypass the base path restriction by using '... /' to bypass the base path restriction and upload files to an arbitrary path.
{ "cwe_ids": [ "CWE-22" ], "github_reviewed_at": "2022-12-16T17:21:27Z", "github_reviewed": true, "nvd_published_at": "2022-12-15T23:15:00Z", "severity": "CRITICAL" }