File Browser: ScopedFs follows a dangling symlink on write, letting a scoped user create files outside their scope

Summary ScopedFs confines every File Browser user to a scope directory. Its within guard is meant to reject any operation that follows a symbolic link out of that scope. When the link target does not exist yet, the guard walks up to the nearest existing ancestor and validates that instead. For a...

GHSA-FMM7-X4GX-8JHR File Browser: Out-of-scope file deletion by a Create-only scoped user via symlink-following RemoveAll in upload failure-cleanup

Summary A scoped, non-admin File Browser user holding only the Create permission can delete arbitrary files outside their scope other tenants' data, and the application's own database via the upload failure-cleanup path. This is an incomplete fix of CVE-2026-54094: the v2.63.14 ScopedFs containme...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via the ScopedFs process. An attacker can create files outside of the intended user scope by exploiting dangling symlinks during file creation when possessing Create and Modify permissions. Details A Directory...

CVE-2026-55667 File Browser: Out-of-scope file deletion by a Create-only scoped user via symlink-following RemoveAll in upload failure-cleanup

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to 2.63.16, a scoped, non-admin File Browser user holding only the Create permission can delete arbitrary files outside their scope other tenants' data, a...