{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-56223/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-24T13:46:06.984Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-56223","@id":"https://www.cve.org/CVERecord?id=CVE-2026-56223","description":"Capgo before 12.128.2 contains a cross-domain SSO account takeover vulnerability in the provision-user endpoint that allows attackers to merge arbitrary victim accounts based on email match without validating SSO provider domain authorization. An attacker with enterprise org admin access and a malicious IdP can forge SAML assertions containing victim email addresses to trigger account merge and gain full access to victim accounts, organizations, and data."},"products":[{"@id":"cpe:2.3:a:capgo:capgo:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:capgo:capgo:*:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 12.128.2.","timestamp":"2026-06-24T13:46:06.984Z"}]}