CVE-2026-56252
Medium · 5.4CVSS
5.4
EPSS
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Published
Jul 12, 2026
CISA due date
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The record
Capgo before 12.128.2 contains a scope isolation vulnerability in the POST /webhooks/test endpoint that allows app-scoped API keys to invoke org-scoped webhook operations. Attackers with app-scoped credentials can trigger signed outbound webhook deliveries for arbitrary organization webhooks outside their declared app boundary, bypassing the limited_to_apps authorization check.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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