---
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'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.