CVE-2026-105213

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.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
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

Configurations

No configuration.

History

04 Oct 2026, 15:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-04 15:16

Updated : 2026-10-05 16:17

NVD link : CVE-2026-105213

Mitre link : CVE-2026-105213

CVE.ORG link : CVE-2026-105213

JSON object : View

Products Affected

No product.

CWE

CWE-287

Improper Authentication

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