---
id: CVE-2026-56253
title: >-
  Capgo - Unauthenticated Organization Member Email Disclosure via
  get_org_members RPC
summary: >-
  Capgo before 12.128.2 contains an improper access control vulnerability in the
  public.get_org_members RPC function that allows unauthenticated attackers to
  enumerate organization members. Attackers can invoke the endpoint using only
  the …
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-284
vendor: Capgo
product: Capgo
affected:
  - Capgo < 12.128.2
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-06-23T02:47:02.116305Z'
exploitAvailable: true
published: '2026-06-21'
updated: '2026-11-08'
sourceUpdated: '2026-11-08T14:05:44.363Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-56253'
references:
  - url: 'https://github.com/Cap-go/capgo/security/advisories/GHSA-x34h-gc65-f6g4'
    label: GitHub Security Advisory (GHSA-x34h-gc65-f6g4)
  - url: >-
      https://www.vulncheck.com/advisories/capgo-unauthenticated-organization-member-email-disclosure-via-get-org-members-rpc
    label: >-
      VulnCheck Advisory: Capgo - Unauthenticated Organization Member Email
      Disclosure via get_org_members RPC
tags:
  - cve.org
  - exploit-available
epss: 0.00422
epssPercentile: 0.36819
ingestedAt: '2026-11-08T14:51:22.363Z'
---

## Overview

Capgo before 12.128.2 contains an improper access control vulnerability in the public.get_org_members RPC function that allows unauthenticated attackers to enumerate organization members. Attackers can invoke the endpoint using only the public sb_publishable_* key and an organization UUID to retrieve sensitive member information including email addresses, user IDs, roles, and pending invitations.

## Affected

- `Capgo < 12.128.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.