CVE-2026-56311
MEDIUMCapgo - Unauthenticated Cross-Tenant Disclosure via get_current_plan_max_org RPC
Title source: cnaDescription
Capgo before 12.128.2 contains an authorization bypass vulnerability in the public.get_current_plan_max_org RPC function that allows unauthenticated attackers to retrieve arbitrary organization plan limits. Attackers can call the RPC endpoint with any organization UUID using only the public Supabase key to disclose billing information including MAU, bandwidth, storage, and build time limits for any organization.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-v3jp-r95g-x4mm)
https://github.com/Cap-go/capgo/security/advisories/GHSA-v3jp-r95g-x4mm
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo - Unauthenticated Cross-Tenant Disclosure via get_current_plan_max_org RPC
https://www.vulncheck.com/advisories/capgo-unauthenticated-cross-tenant-disclosure-via-get-current-plan-max-org-rpc
Scores
CVSS v3
5.3
EPSS
0.0027
EPSS Percentile
17.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-285
Status
published
Products (2)
Capgo/Capgo
< 12.128.2
Capgo/Capgo
12.128.2
Published
Jun 22, 2026
Tracked Since
Jun 23, 2026