CVE-2026-92602 TDuck survey form through 5.3 Server-Side Request Forgery via Unvalidated Webhook URL
Authenticated attackers can exploit unvalidated webhook URLs in TDuck survey forms to exfiltrate data and access internal resources via Server-Side Request Forgery.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-92602?
CVE-2026-92602 is a high-severity server-side request forgery vulnerability in TDuckCloud tduck-survey-form, published on 16 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
TDuck survey form through version 5.3 fails to validate webhook URLs or verify form ownership in the WebhookConfigController. Authenticated attackers can attach webhooks to other users' forms and exfiltrate submissions to arbitrary external or internal addresses.
Weakness: CWE-918
Which versions are affected by CVE-2026-92602?
How do I fix CVE-2026-92602?
No fix has been published for CVE-2026-92602 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-92602 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-92602 exists.
Sources
Also known as GHSA-j7wg-fgxp-4h6h.