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CVE-2026-109167

TDuck survey form through 6.0 Authorization Bypass via User-Controlled Theme ID in POST /user/form/theme/save PUBLISHED

Description (CNA)

TDuck survey form through 6.0 contains an insecure direct object reference vulnerability in the saveFormTheme handler that allows authenticated users to overwrite other users' form themes. Attackers whose form has no theme can submit another form's sequential theme id with their own formKey, replacing its colours and image URLs and removing the victim's theme.

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.