CVE-2026-119644
Medium
Description
Blossom through 1.17.1 contains an authorization bypass vulnerability that allows authenticated non-readonly users to modify other users' pictures by supplying arbitrary picture ids. Attackers can call the picture delete, /picture/del/batch, or /picture/star endpoints to permanently delete victims' images and stored files or change their star status.
SeverityMedium
CVSS5.4
Exploit probability26. percentile0.3%
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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