{"id":"GO-2026-6589","summary":"ZITADEL: MFA bypass via session reuse in Login V2 in github.com/zitadel/zitadel","details":"ZITADEL: MFA bypass via session reuse in Login V2 in github.com/zitadel/zitadel","aliases":["CVE-2026-85056","GHSA-9993-rfwp-rhwf"],"modified":"2026-10-01T20:45:15.930385576Z","published":"2026-10-01T20:23:38Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-6589"},"references":[{"type":"ADVISORY","url":"https://github.com/zitadel/zitadel/security/advisories/GHSA-9993-rfwp-rhwf"},{"type":"FIX","url":"https://github.com/zitadel/zitadel/commit/049dbb25a56587fb3980c85c99819cad69f637db"},{"type":"FIX","url":"https://github.com/zitadel/zitadel/commit/56f4798ed31fc1cfcd9a0e7f6f0152289d2fdc43"},{"type":"WEB","url":"https://github.com/zitadel/zitadel/releases/tag/v4.16.1"}],"affected":[{"package":{"name":"github.com/zitadel/zitadel","ecosystem":"Go","purl":"pkg:golang/github.com/zitadel/zitadel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.80.0-v2.20.0.20260717062356-56f4798ed31f"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6589.json"}}],"schema_version":"1.9.0"}