CVE-2026-119659
Medium
Description
Blossom through 1.17.1 contains an authorization bypass vulnerability that allows authenticated users to access other users' folders because FolderService queries filter only on folder id. Attackers can supply another user's folder id to /folder/info, /folder/upd, /folder/open or /folder/del to read storage paths, rename, toggle visibility, or delete folders.
SeverityMedium
CVSS5.4
Exploit probability—
ProductBlossom
PublishedOct 30, 2026
First seenNov 4, 2026
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| blossom-editor Blossom | v ≤ 1.17.1 | — |
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