MEDIUMCVSS 5.90% EPSS
Dromara free-fs 2.0.1 through 2.3.1 contains a missing authentication vulnerability in FileStreamController.preview that allows unauthenticated attackers to download stored files. Attackers who obtain a file ID from share listings or preview links can request /api/file/stream/preview/{fileId} to download any user's or workspace's files.
Published 2026-11-13 · last modified 2026-11-13
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