615 matches found
Zitadel - User Registration Bypass
The open-source identity infrastructure software Zitadel allows administrators to disable the user self-registration. Due to a missing security check in versions prior to 2.64.0, 2.63.5, 2.62.7, 2.61.4, 2.60.4, 2.59.5, and 2.58.7, disabling the "User Registration allowed" option only hid the...
CVE-2026-56668
ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL's OAuth2 Token Exchange endpoint for urn:ietf:params:oauth:grant-type:token-exchange does not verify that the subject token belongs to the requesting client or that requested scopes remain within the original token's...
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 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-2026-55671
ZITADEL is an open source identity management platform. From 4.0.0-rc.1 through 4.15.1, ZITADEL's HTTP notification channels, OIDC BackChannel Logout, and SAML metadata URL fetches do not consistently validate user-defined URLs against protected denylist handling, allowing server-side requests to...
CVE-2026-55672
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...
CVE-2026-56668
Product/Component : ZITADEL identity management platform (OAuth2 Token Exchange endpoint). Vulnerability : Prior to version 4.15.3, the endpoint for grant-type: token-exchange does not verify that the subject token belongs to the requesting client, nor ensure requested scopes stay within the orig...
CVE-2026-56666
ZITADEL before v4.15.3 permits auto-linking by email without confirming IdP ownership of the email. The external IdP handler validates the local email but not that the IdP confirms ownership, enabling linking a permissive provider account to a victim’s local account. This vulnerability is address...
CVE-2026-56667
ZITADEL, an open source identity management platform, contains a Stored XSS flaw prior to version 4.15.3 in the Login V2 OIDC and SAML FailedPrecondition error paths. The bug returns loginSettings.defaultRedirectUri to router.push without applying isSafeRedirectUri, enabling an organization or in...
CVE-2026-56667 ZITADEL: Stored XSS via Default URI Redirect in Login V2
ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL Login V2 OIDC and SAML FailedPrecondition error paths return loginSettings.defaultRedirectUri to router.push without applying the isSafeRedirectUri check, allowing an organization or instance administrator to store a...
EUVD-2026-42964
ZITADEL is an open source identity management platform. Prior to 4.15.3, ZITADEL Login V2 OIDC and SAML FailedPrecondition error paths return loginSettings.defaultRedirectUri to router.push without applying the isSafeRedirectUri check, allowing an organization or instance administrator to store a...
CVE-2026-56665
ZITADEL's external JWT Identity Provider validation (internal/idp/providers/jwt/session.go) does not enforce expiration when an incoming token omits the exp claim, causing tokens from trusted issuers to be treated as valid without an automatic expiration window. Affected releases: 3.0.0-rc.1 thro...
EUVD-2026-42963
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-2026-56665 ZITADEL: Missing Token Expiration (`exp`) Validation in JWT IdP Provider
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...
CVE-2026-55672
Summary (concrete details) : The CVE concerns Zitadel, an open-source identity management platform. The vulnerability occurs in the OAuth2/OIDC CodeExchange and RefreshToken flows (and related device token flow) where verification that the requesting client matches the originally authorized clien...
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...
CVE-2026-55671
ZITADEL (github.com/zitadel/zitadel) is affected in versions 4.0.0-rc.1 through 4.15.1 by an SSRF in outgoing HTTP components (HTTP notification channels, OIDC BackChannel Logout, and SAML metadata URL fetches). The issue arises from inadequate validation against a protected denylist, allowing se...
CVE-2026-55669
ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validates a token's signature and issuer iss but not the audience aud claim, allowing a validly signed token from a trusted issuer for another relying party to be accepted ...