{"id":"CVE-2026-105213","title":"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","summary":"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, o…","severity":"high","cvss":8.2,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","cwe":["CWE-287"],"vendor":"zitadel","product":"zitadel","affected":["zitadel < 4.17.1"],"published":"2026-10-04","updated":"2026-10-04","sourceUpdated":"2026-10-04T15:16:32.800","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105213","references":[{"url":"https://github.com/zitadel/zitadel/security/advisories/GHSA-558c-v5wc-9w4q","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/zitadel-before-4.17.1-authentication-bypass-via-login-v2-for-deactivated-organizations","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-04T15:00:34.388Z","slug":"CVE-2026-105213","body":"## Overview\n\nZITADEL 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":45.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}