Auth bypass in Capgo
CVE-2026-56321
Capgo (backend Supabase edge functions) before 12.128.2 does not apply the global authentication middleware to the GET /private/role_bindings/:org_id endpoint, unlike the POST and DELETE role_bindings routes, so unauthenticated requests re…
Vulnerability class: Broken Authentication
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Capgo — versions 0, 12.128.2
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-56321?
- CVE-2026-56321 is a medium-severity vulnerability in Capgo, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-06-22.
- How severe is CVE-2026-56321?
- Medium severity. CVSS v3 base score is 5.3 out of 10.