PT-2026-111838 · Xiaonuobase · Snowy
CVSS v3.1
3.7
Low
| Vector | AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
Snowy 3.6.5 contains a hard-coded HMAC key vulnerability that allows unauthenticated attackers to forge download signatures for the /dev/file/download endpoint by using the published FILE DOWNLOAD SIGN SECRET constant. Attackers can compute HMAC-SHA256 signatures of guessed file ids offline to download stored files such as avatars, editor images and attachments.
Exploit
Fix
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Weakness Enumeration
Related Identifiers
Affected Products
Snowy