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
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.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-56219
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-562190.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 26% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-56219 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Capgo
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highCVE-2026-56303: Capgo before 12.128.2 contains an information disclosure vulnerability in the find_apikey_by_v…nvd · 2026-07-11
- mediumCVE-2026-56240: Capgo before 12.128.12 contains a billing authorization bypass vulnerability in the plan_valid…nvd · 2026-07-11
- mediumCVE-2026-56335: Capgo before 12.128.2 contains an authorization bypass vulnerability where write-scoped API ke…nvd · 2026-07-10
- mediumCVE-2026-56329: Capgo before 12.128.2 contains a cross-tenant preview namespace collision vulnerability caused…nvd · 2026-07-10
- mediumCVE-2026-56312: Capgo before 12.128.2 contains an improper validation vulnerability in the accept_invitation e…nvd · 2026-07-10
- mediumCVE-2026-56309: Capgo before 12.128.2 fails to enforce plan/quota restrictions on the /files/upload/attachment…nvd · 2026-07-10
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