CVE-2026-100306

TDuck survey form through 6.0 Write Password Bypass via Client-Side Enforcement

Published Sep 25, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
TDuck survey form through 6.0 fails to validate write passwords on submission endpoints, enforcing the check only on the front end. Remote unauthenticated attackers can submit form entries directly to public submission APIs without providing the password by using the form key from share links.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Tduckcloud
Tduckcloud tduck-survey-form
Vendors & Products Tduckcloud
Tduckcloud tduck-survey-form
Type Values Removed Values Added
Description TDuck survey form through 6.0 fails to validate write passwords on submission endpoints, enforcing the check only on the front end. Remote unauthenticated attackers can submit form entries directly to public submission APIs without providing the password by using the form key from share links.
Title TDuck survey form through 6.0 Write Password Bypass via Client-Side Enforcement
Weaknesses CWE-602
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 30, 2026, 5:29 PM
Reserved
Sep 25, 2026, 6:19 PM
Status
Deferred
Published
Sep 25, 2026, 7:16 PM
Modified
Sep 30, 2026, 6:17 PM