medium5.4
CVE-2026-56227
Capgo before 12.128.2 contains a server-side request forgery vulnerability in webhook URL validation that allows loopback and internal addresses.
Impact
Capgo before 12.128.2 contains a server-side request forgery vulnerability in webhook URL validation that allows loopback and internal addresses. Organization admins can configure webhooks pointing to localhost or 127.0.0.1, and when triggered, the backend performs outbound requests to these addresses with error responses disclosed to users.
Affected products
| Product | Affected versions |
|---|---|
| Capgo | before 12.128.2 |
Versions were read from the advisory text. No structured product data has been published for this record yet.