CVE-2026-56284
Capgo - Unauthenticated Metrics Disclosure via get_total_metrics RPC
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jul 8, 2026
- Updated
- Jul 8, 2026
- Reserved
- Jun 20, 2026
Description
Capgo (Cap-go/capgo) before 12.128.2 contains an information disclosure vulnerability in the Supabase PostgREST RPC function public.get_total_metrics(org_id), which is callable by the anon role using only the public sb_publishable_* key. An unauthenticated attacker can probe organization existence and leak sensitive usage metrics including MAU, bandwidth, and install counts by sending POST requests to /rest/v1/rpc/get_total_metrics with valid organization UUIDs.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Affected Products
| Product | Versions |
|---|---|
capgoCap-go |
|
References
- GitHub Security Advisory (GHSA-h5jf-xgvh-hgjw)vendor-advisory
- VulnCheck Advisory: Capgo - Unauthenticated Metrics Disclosure via get_total_metrics RPCthird-party-advisory
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