CVE-2026-100305
Medium
Description
TDuck survey form through 6.0 fails to enforce form fill-in restrictions on the authenticated submission endpoint POST /user/form/data/create. Authenticated attackers who know a form's key can submit unlimited entries to any form, bypassing publish status, time window, quota, and per-IP restrictions to falsify collected results.
SeverityMedium
CVSS4.3
Exploit probability—
ProductTduckcloud Tduck-survey-form
PublishedSep 25, 2026
First seenSep 25, 2026
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| TDuckCloud tduck-survey-form | v ≤ 6.0 | — |
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