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Advisories

Capgo - Server-Side Request Forgery via Webhook URL Validation

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severity
medium
date
Affecting

  • Capgo >= 0, < 12.128.2

CWE
  • CWE-918 Server-Side Request Forgery (SSRF)
CVSS
5.3
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:L
Credit
Judel777
Description
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.

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