What is GHSA-g3p6-j9ww-hmwc?

GHSA-g3p6-j9ww-hmwc is a security advisory published by GitHub Security Advisories with Medium severity. Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated ...

Which CVE IDs does GHSA-g3p6-j9ww-hmwc cover?

GHSA-g3p6-j9ww-hmwc covers the following CVE IDs: CVE-2026-56336. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-g3p6-j9ww-hmwc?

GHSA-g3p6-j9ww-hmwc has a CVSS v3 base score of 5.3, published by GitHub Security Advisories.

GHSA-g3p6-j9ww-hmwcMediumCVSS 5.3

Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated ...

Vendor

GitHub Security Advisories

Published

July 12, 2026

Last Modified

July 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-56336 →

📋 Description

Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated /private/sso/check-domain endpoint that returns internal org_id and provider_id values. Attackers can enumerate email domains to build mappings of domains to organization UUIDs and SSO provider identifiers, enabling reconnaissance against Capgo tenants.

🔗 References (4)

https://github.com/Cap-go/capgo/security/advisories/GHSA-c5jf-5wxg-mgrq
https://nvd.nist.gov/vuln/detail/CVE-2026-56336
https://www.vulncheck.com/advisories/capgo-information-disclosure-via-unauthenticated-sso-check-domain-endpoint
https://github.com/advisories/GHSA-g3p6-j9ww-hmwc