megachangelog
Feature4.17.0

ZITADEL v4.17.0

This release adds support for Zitadel as an identity provider with full CRUD operations, dynamic OIDC client registration and management per RFC 7591/7592, native passkey app links, and numerous bug fixes including improvements to login flows, metadata handling, and database operations.

4.17.0 (2026-08-12)

Bug Fixes

  • actions: allow adding raw metadata values via appendMetadataRaw (#12567) (c1b9885), closes #10666 #5526 #10470 #5526
  • allow invite codes for users whose auth methods were all removed (#12453) (eb7af25)
  • api: accept SetSecuritySettings on /v2/settings/security (#12518) (6e07fb7), closes #12313
  • console: change username abort dialog and set email as verified #10803 #12146 (#12155) (8e2dc18)
  • database: skip CREATE USER when role exists to avoid password in Postgres logs (#12538) (207f14a), closes #12178
  • login: honour login_hint and skip the auto-submit loop in OIDC flow (#12431) (3bb23d2), closes #12346
  • login: provide hidden username on password set/change forms (#12490) (e82b845)
  • login: resolve unknownContext error on password page caused by inconsistent ignoreUnknownUsernames handling (#12512) (65e50fc)
  • login: treat user-verified passkey as fulfilling MFA in session validity check (#12575) (4f3a1dd)

Features

idpoidcsecurityloginapipasskeys

Source: original entry ↗

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Fix4.19.4

v4.19.4 Bug Fixes

This release includes bug fixes for the async execution worker context not having the instance ID set, corrects the ID order in the invite code notification handler, and improves handling of finalized unique-constraint backfill and exclusive owner deletes.

bugfixactionsnotificationsdatabase
Improvement4.19.3

Performance improvements for user queries

Improved performance of user listing queries by indexing users by instance and organization, and stopped expanding login names for every ListUsers row to reduce database load.

performancequerydatabaseusers
Security4.19.2

v4.19.2 – Security fixes for SAML, session cookies, and impersonation

This release fixes three security vulnerabilities including SAML identity-provider confusion leading to account takeover, unsigned Login V2 session cookie vulnerability, and unauthorized administrator impersonation. All 4.x deployments should upgrade and configure the new ZITADEL_SESSION_COOKIE_SECRET for Login V2.

securitysamlauthenticationsessionimpersonation
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