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.
4.19.3 (2026-09-29)
Performance Improvements
Source: original entry ↗
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v4.19.4 Bug Fixes
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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.
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