CVE-2026-56252

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

5.4 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N                                    

Vulnerability Description

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.

Vulnerability Details

Published Date

July 12, 2026

Last Modified

July 12, 2026

CWE ID

CWE-863

Source

NVD

Vendor

Capgo

Product

Capgo

External References

https://github.com/Cap-go/capgo/security/advisories/GHSA-qvr7-f6j6-64wp
https://www.vulncheck.com/advisories/capgo-scope-isolation-failure-in-webhook-test-endpoint

CVE-2026-56252

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

Discussion (0)

Add Comment