CVE-2026-56253 Details
Description
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.
An improper access control vulnerability has been identified in Capgo versions prior to 12.128.2. The issue resides in the public.get_org_members RPC function, which is accessible to unauthenticated users. Exploitation of this vulnerability allows for the enumeration of organization members. Attackers can invoke the endpoint using the public sb_publishable_* key and an organization UUID, retrieving sensitive member information such as email addresses, user IDs, roles, and pending invitations.
Users are advised to update Capgo to version 12.128.2 or later, where this vulnerability has been patched.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Jun 21, 2026CISA-ADP
Assessed Jun 23, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Cap-go/capgo/security/advisories/GHSA-x34h-gc65-f6g4 | CISA-ADP | AdvisoryExploitTechnical DescriptionVendor |
| https://github.com/Cap-go/capgo/security/advisories/GHSA-x34h-gc65-f6g4 | [email protected] | AdvisoryExploitTechnical DescriptionVendor |
| https://www.vulncheck.com/advisories/capgo-unauthenticated-organization-member-email-disclosure-via-get-org-members-rpc | [email protected] | Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-284 | Improper Access Control | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Capgo | < 12.128.2 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 23, 2026 | CVE Modified | CISA-ADP |
| Jun 21, 2026 | New CVE Received | [email protected] |