{"id":"CVE-2026-105213","revision":"28896bbfcdf64f5b8d72c70335c51f45","records":[{"revision":"28896bbfcdf64f5b8d72c70335c51f45","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-105213","aliases":[],"title":"ZITADEL before 4.17.1 Authentication Bypass via Login V2 for Deactivated Organizations","description":"ZITADEL 4.x before 4.17.1 does not check an organization's inactive state during Login V2 authentication, verifying only the individual user's status. Users of a deactivated organization who hold valid credentials, an existing session, or a refresh token can still sign in, create sessions, and obtain or refresh tokens.","state":0,"publishedAt":"2026-10-04T13:10:05.815+00:00","modifiedAt":"2026-10-05T15:42:12.21+00:00","affected":[{"ecosystem":"Vendor product","name":"zitadel","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"zitadel\",\n                    \"product\": \"zitadel\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"4.17.1\"\n                        },\n                        {\n                            \"version\": \"4.17.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N","score":8.8,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","score":8.2,"severity":"HIGH"}],"references":["https://github.com/zitadel/zitadel/security/advisories/GHSA-558c-v5wc-9w4q","https://www.vulncheck.com/advisories/zitadel-before-4.17.1-authentication-bypass-via-login-v2-for-deactivated-organizations"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105213","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-105213","identifiers":["CVE-2026-105213"]},"retained":false,"historicalAffected":[]}],"coverage":[]}