What is GHSA-q5cf-73cv-r7f2?

GHSA-q5cf-73cv-r7f2 is a security advisory published by GitHub Security Advisories with High severity. Capgo (Cap-go/capgo) before 12.128.2 contains an information disclosure vulnerability in the...

Which CVE IDs does GHSA-q5cf-73cv-r7f2 cover?

GHSA-q5cf-73cv-r7f2 covers the following CVE IDs: CVE-2026-56339. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q5cf-73cv-r7f2?

GHSA-q5cf-73cv-r7f2 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-q5cf-73cv-r7f2HighCVSS 7.5

Capgo (Cap-go/capgo) before 12.128.2 contains an information disclosure vulnerability in the...

Vendor

GitHub Security Advisories

Published

July 15, 2026

Last Modified

July 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-56339 →

📋 Description

Capgo (Cap-go/capgo) before 12.128.2 contains an information disclosure vulnerability in the Supabase PostgREST SECURITY DEFINER RPC function public.rescind_invitation that allows unauthenticated attackers to enumerate organization existence. The function returns distinct error messages (NO_ORG vs NO_RIGHTS) when called with only a publishable API key, enabling attackers to discover valid organization IDs and increase the attack surface for targeted phishing or social engineering campaigns.

🔗 References (4)

https://github.com/Cap-go/capgo/security/advisories/GHSA-8432-3cgm-vw5j
https://nvd.nist.gov/vuln/detail/CVE-2026-56339
https://www.vulncheck.com/advisories/capgo-unauthenticated-organization-existence-enumeration-via-rescind-invitation-rpc
https://github.com/advisories/GHSA-q5cf-73cv-r7f2