High severity8.2NVD Advisory· Published Oct 4, 2026· Updated Oct 4, 2026

CVE-2026-105213

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.

Affected products

Zitadel/Zitadelllm-fuzzy
Range: <4.17.1

Patches

Vulnerability mechanics

References

github.com/zitadel/zitadel/security/advisories/GHSA-558c-v5wc-9w4qnvd
www.vulncheck.com/advisories/zitadel-before-4.17.1-authentication-bypass-via-login-v2-for-deactivated-organizationsnvd

News mentions

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patch	-0.070
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