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CVE-2026-109165

TDuck survey form through 6.0 Authorization Bypass via User-Controlled Form Key in POST /user/form/item/batch/create PUBLISHED

Description (CNA)

TDuck survey form through 6.0 contains a broken access control vulnerability that allows authenticated users to add fields to other users' forms via POST /user/form/item/batch/create. Attackers can submit an array whose first element references their own form and later elements reference a victim's formKey, injecting attacker-chosen fields onto the victim's public fill page.

Affected (CNA)

Vendor / productVersions
TDuckCloud / tduck-survey-formaffected 0 through 6.0

CWE

CWE-639

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.