CVE-2026-56219

Capgo before 12.128.2 contains a NULL-auth bypass vulnerability in the public.get_org_user_access_rbac function that allows unauthenticated attackers to retrieve RBAC role bindings and member email addresses. Attackers can exploit improper NULL comparison in the authorization gate to disclose organization membership, roles, and email addresses via the PostgREST RPC endpoint using only a public API key.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/Cap-go/capgo/security/advisories/GHSA-vvm7-xhcj-m94h
https://www.vulncheck.com/advisories/capgo-unauthenticated-rbac-bindings-and-email-disclosure-via-get-org-user-access-rbac-null-auth-bypass
https://github.com/Cap-go/capgo/security/advisories/GHSA-vvm7-xhcj-m94h

Configurations

No configuration.

History

No history.

Information

Published : 2026-06-30 23:17

Updated : 2026-07-01 16:16

NVD link : CVE-2026-56219

Mitre link : CVE-2026-56219

CVE.ORG link : CVE-2026-56219

JSON object : View

Products Affected

No product.

CWE

CWE-287

Improper Authentication

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