CVE-2026-56079

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

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

Vulnerability Description

Capgo before 12.128.2 contains a cross-tenant authorization bypass vulnerability in PostgREST endpoints that allows org-scoped read API keys to access other tenants' webhook secrets and delivery logs. Attackers can query the webhooks and webhook_deliveries endpoints to exfiltrate HMAC signing secrets and delivery payloads, enabling forged webhook events against victim organizations.

Vulnerability Details

Published Date

June 19, 2026

Last Modified

June 19, 2026

CWE ID

CWE-200

Source

NVD

Vendor

Capgo

Product

Capgo

External References

https://github.com/Cap-go/capgo/security/advisories/GHSA-hj3h-v877-g5rx
https://www.vulncheck.com/advisories/capgo-cross-tenant-authorization-bypass-via-postgrest-webhook-access

CVE-2026-56079

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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