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.

CVSS Details

CVSS 4.0 Base Score: 8.2
CVSS 3.1 Base Score: 5.9
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

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CVSS Details

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CVE-2026-129162: dromara free-fs: Dromara free-fs 2.0.1 through 2.3.1 contains a missing authentication vulnerability in FileStreamController.preview…

CVSS Details

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