CVE-2026-54693

CVE-2026-54693 affects Zitadel versions 2.43.0–2.71.19, 3.0.0–3.4.11, and 4.0.0–4.15.1. The vulnerability exists in the self-management API paths (internal/command/user_v2_email.go, internal/command/user_v2_phone.go, internal/command/user_v2_human.go), where verification codes could be requested ...

CVE-2026-56666

ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL's external identity provider handler checks that the local user's email is verified but does not verify that the external IdP confirmed ownership of the same email before auto-linking by email, allowing a permissive...

CVE-2026-56665

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL is an open source identity management platform. From 3.0.0-rc.1 through 3.4.11 and from 4.0.0-rc.1 through 4.15.1, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session....

CVE-2026-56664 ZITADEL: Missing Token Lifecyle Validation (`exp` and `iat`) in JWT IdP Provider

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session.go skips the maximum token age freshness check when an incoming token omits the iat claim, allowing arbitrarily old tokens...

EUVD-2026-42962

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validation in internal/idp/providers/jwt/session.go skips the maximum token age freshness check when an incoming token omits the iat claim, allowing arbitrarily old tokens...

CVE-2026-55672 ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation)

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's OAuth2 and OIDC CodeExchange, RefreshToken, and device token flows fail to verify that the requesting client matches the client that initiated the authorization flow, allowing intercepted grants or refre...

SUSE CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

SUSE CVE-2026-29192

ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via Default URI Redirect. This issue has been patched in version 4.12.0...

SUSE CVE-2026-29193

ZITADEL is an open source identity management platform. From version 4.0.0 to 4.12.0, a vulnerability in Zitadel's login V2 UI allowed users to bypass login behavior and security policies and self-register new accounts or sign in using password even if corresponding options were disabled in their...

Missing Authorization

Overview github.com/zitadel/zitadel/internal/api/oidc is a package for identity infrastructure Affected versions of this package are vulnerable to Missing Authorization due to missing enforcement of organization scopes in the zitadel process. An attacker can gain unauthorized access to resources ...

CVE-2026-32132

CVE-2026-32132 (ZITADEL) affects Zitadel identity management platform prior to versions 3.4.8 and 4.12.2. The vulnerability lies in the passkey registration endpoint, where an improper expiration check of a retrieved code could allow an attacker to register their own passkey and gain access to th...

CVE-2026-32131 ZITADEL Cross-Tenant Information Disclosure in Management API

ZITADEL is an open source identity management platform. Prior to 3.4.8 and 4.12.2, a vulnerability in Zitadel's Management API has been reported, which allowed authenticated users holding a valid low-privilege token e.g., project.read, project.grant.read, or project.app.read to retrieve...

CVE-2026-29191

ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via XSS in /saml-post Endpoint. This issue has been patched in version 4.12.0...

CVE-2026-29192 ZITADEL: Stored XSS via Default URI Redirect Leads to Account Takeover

ZITADEL is an open source identity management platform. From version 4.0.0 to 4.11.1, a vulnerability in Zitadel's login V2 interface was discovered that allowed a possible account takeover via Default URI Redirect. This issue has been patched in version 4.12.0...

CVE-2026-29191

Technical details about CVE-2026-29191 are not publicly available in the provided documents. Based on the initial description, no affected products, versions, root cause, or remediation are specified beyond the patch version 4.12.0. Monitor for updates.

CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

CVE-2026-27946 ZITADEL Users Can Self-Verify Email/Phone via UpdateHumanUser API

ZITADEL is an open source identity management platform. Prior to versions 4.11.1 and 3.4.7, a vulnerability in Zitadel's self-management capability allowed users to mark their email and phone as verified without going through an actual verification process. The patch in versions 4.11.1 and 3.4.7...

CVE-2026-27840

ZITADEL is an open source identity management platform. Starting in version 2.31.0 and prior to versions 3.4.7 and 4.11.0, opaque OIDC access tokens in the v2 format truncated to 80 characters are still considered valid. Zitadel uses a symmetric AES encryption for opaque tokens. The cleartext...

The vulnerability of the user interface for authenticating the software platform used to manage identification data from ZITADEL allows a perpetrator to carry out an SSRF attack.

The vulnerability of the user interface for authenticating identity data on the ZITADEL software platform is related to insufficient checking of incoming requests with the header x-zitadel-forward-host. Exploiting this vulnerability could allow a malicious actor to perform an SSRF attack remotely...

The vulnerability of the user interface for authenticating the software platform used to manage identification data from ZITADEL allows a perpetrator to gain unauthorized access to protected information.

The vulnerability of the user interface for authenticating identity data on the ZITADEL software platform is related to inconsistencies in responses to incoming requests. Exploiting this vulnerability could allow an attacker operating remotely to gain unauthorized access to protected information...