Capgo – Unauthenticated Cross-Tenant Disclosure via get_current_plan_max_org RPC_CVE-2026-56311

6.9 / 10

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

Description

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.

Basic Information

ID CVE-2026-56311

Source VulnCheck

Published Jun 22, 2026 at 21:04

Affected Product

Vendor Capgo

Product Capgo

Affected Versions Capgo Capgo 0

CWE Classification

CWE-285

References

{
    "lastseen": "",
    "description": "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.",
    "published": "2026-06-22T21:04:47.535Z",
    "modified": "2026-06-22T21:04:47.535Z",
    "type": "cve",
    "title": "Capgo - Unauthenticated Cross-Tenant Disclosure via get_current_plan_max_org RPC",
    "source": "VulnCheck",
    "references": "https://github.com/Cap-go/capgo/security/advisories/GHSA-v3jp-r95g-x4mm\nhttps://www.vulncheck.com/advisories/capgo-unauthenticated-cross-tenant-disclosure-via-get-current-plan-max-org-rpc",
    "id": "CVE-2026-56311",
    "bulletinFamily": "",
    "cwe": [
        "CWE-285"
    ],
    "cvelist": null,
    "sourceData": "Capgo Capgo 0",
    "sourceHref": "",
    "cvss": {
        "score": 6.9,
        "severity": "MEDIUM",
        "vector": "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",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Capgo",
    "version": "0",
    "vendor": "Capgo",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}