{"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","slug":"CVE-2026-56253","body":"## Overview\n\nCapgo 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.\n\n## Affected\n\n- `Capgo < 12.128.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}